{
  "_meta": {
    "dataset": "Bat Digest MLB Glove Brand Dataset",
    "version": "2026.05",
    "maintainer": "Bat Digest",
    "url": "https://batdigest.com/mlb-gloves/",
    "updated": "2026-05-29",
    "description": "MLB glove brand usage snapshot for current non-pitcher starters. Includes league brand counts, position breakdowns, and player-level rows.",
    "source": "Bat Digest internal tracking using MLB fielding-start grids, manufacturer Worn By pages, Getty Images visual checks, and public gear references.",
    "temporal_coverage": "2026",
    "notes": [
      "Brand names are canonicalized; raw brand values are preserved in brand_raw.",
      "Model names are candidates only unless a clean source is listed.",
      "Pitchers are excluded from this snapshot."
    ]
  },
  "canonicalization": {
    "brand_aliases": {
      "44": "44 Pro",
      "44Pro": "44 Pro",
      "All Star": "All-Star",
      "Aria": "ARiA",
      "Rawling": "Rawlings"
    },
    "position_order": [
      "C",
      "1B",
      "2B",
      "3B",
      "SS",
      "LF",
      "CF",
      "RF"
    ]
  },
  "consumer_contract": {
    "use_brand_counts_for": [
      "League-wide glove brand share claims for the May 2026 snapshot.",
      "Top glove brand rankings and Rawlings/Wilson share comparisons."
    ],
    "use_position_breakdown_for": [
      "Position-level brand mix across catcher, infield, and outfield slots."
    ],
    "use_players_data_for": [
      "Player/team/position rows behind the report.",
      "Spot checks and future updates to individual glove brand observations."
    ],
    "treat_model_as": "A candidate model only when a manufacturer page or historical gear source supports it. The report math is brand-level, not model-level."
  },
  "schema": {
    "summary.total_slots": "Total player-position slots in the snapshot",
    "summary.known_brand_slots": "Slots where glove brand is identified",
    "brand_counts[].players": "Number of player-position slots using the brand",
    "brand_counts[].share_of_known_brands": "Percent share among identified brands",
    "position_breakdown[].other_known": "Known brands other than Rawlings or Wilson at that position",
    "players_data[].brand_known": "Boolean flag for whether brand is identified",
    "players_data[].model": "Candidate model when known"
  },
  "summary": {
    "title": "2026 MLB Glove Brand Report: May Snapshot",
    "season": 2026,
    "snapshot_date": "2026-05-29",
    "teams": 30,
    "positions": [
      "C",
      "1B",
      "2B",
      "3B",
      "SS",
      "LF",
      "CF",
      "RF"
    ],
    "total_slots": 240,
    "known_brand_slots": 239,
    "unknown_brand_slots": 1,
    "brand_count": 11,
    "model_candidate_count": 39,
    "pitchers_included": false,
    "selection_rule": "One player per non-pitcher defensive position per team, using 2026 MLB fielding starts through the snapshot date. Players are not double-counted within a team.",
    "headline_findings": {
      "rawlings_players": 142,
      "rawlings_share_known": 59.4,
      "wilson_players": 71,
      "wilson_share_known": 29.7,
      "rawlings_plus_wilson_players": 213,
      "rawlings_plus_wilson_share_known": 89.1,
      "other_brand_players": 26,
      "other_brand_share_known": 10.9
    }
  },
  "brand_counts": [
    {
      "rank": 1,
      "brand": "Rawlings",
      "players": 142,
      "share_of_known_brands": 59.4,
      "share_of_all_slots": 59.2
    },
    {
      "rank": 2,
      "brand": "Wilson",
      "players": 71,
      "share_of_known_brands": 29.7,
      "share_of_all_slots": 29.6
    },
    {
      "rank": 3,
      "brand": "Marucci",
      "players": 6,
      "share_of_known_brands": 2.5,
      "share_of_all_slots": 2.5
    },
    {
      "rank": 4,
      "brand": "Mizuno",
      "players": 5,
      "share_of_known_brands": 2.1,
      "share_of_all_slots": 2.1
    },
    {
      "rank": 5,
      "brand": "All-Star",
      "players": 4,
      "share_of_known_brands": 1.7,
      "share_of_all_slots": 1.7
    },
    {
      "rank": 6,
      "brand": "ARiA",
      "players": 3,
      "share_of_known_brands": 1.3,
      "share_of_all_slots": 1.2
    },
    {
      "rank": 7,
      "brand": "44 Pro",
      "players": 2,
      "share_of_known_brands": 0.8,
      "share_of_all_slots": 0.8
    },
    {
      "rank": 8,
      "brand": "Nokona",
      "players": 2,
      "share_of_known_brands": 0.8,
      "share_of_all_slots": 0.8
    },
    {
      "rank": 9,
      "brand": "SSK",
      "players": 2,
      "share_of_known_brands": 0.8,
      "share_of_all_slots": 0.8
    },
    {
      "rank": 10,
      "brand": "Nike",
      "players": 1,
      "share_of_known_brands": 0.4,
      "share_of_all_slots": 0.4
    },
    {
      "rank": 11,
      "brand": "Victus",
      "players": 1,
      "share_of_known_brands": 0.4,
      "share_of_all_slots": 0.4
    },
    {
      "rank": null,
      "brand": "Unknown",
      "players": 1,
      "share_of_known_brands": null,
      "share_of_all_slots": 0.4
    }
  ],
  "position_breakdown": [
    {
      "position": "C",
      "slots": 30,
      "known_brands": 30,
      "unknown_brands": 0,
      "rawlings": 22,
      "wilson": 2,
      "other_known": 6,
      "rawlings_share_of_known": 73.3,
      "wilson_share_of_known": 6.7,
      "other_share_of_known": 20.0,
      "leader": "Rawlings",
      "leader_players": 22,
      "leader_share_of_known": 73.3,
      "brands": [
        {
          "brand": "Rawlings",
          "players": 22,
          "share_of_known": 73.3
        },
        {
          "brand": "All-Star",
          "players": 4,
          "share_of_known": 13.3
        },
        {
          "brand": "Wilson",
          "players": 2,
          "share_of_known": 6.7
        },
        {
          "brand": "44 Pro",
          "players": 1,
          "share_of_known": 3.3
        },
        {
          "brand": "Mizuno",
          "players": 1,
          "share_of_known": 3.3
        }
      ]
    },
    {
      "position": "1B",
      "slots": 30,
      "known_brands": 29,
      "unknown_brands": 1,
      "rawlings": 21,
      "wilson": 7,
      "other_known": 1,
      "rawlings_share_of_known": 72.4,
      "wilson_share_of_known": 24.1,
      "other_share_of_known": 3.4,
      "leader": "Rawlings",
      "leader_players": 21,
      "leader_share_of_known": 72.4,
      "brands": [
        {
          "brand": "Rawlings",
          "players": 21,
          "share_of_known": 72.4
        },
        {
          "brand": "Wilson",
          "players": 7,
          "share_of_known": 24.1
        },
        {
          "brand": "44 Pro",
          "players": 1,
          "share_of_known": 3.4
        }
      ]
    },
    {
      "position": "2B",
      "slots": 30,
      "known_brands": 30,
      "unknown_brands": 0,
      "rawlings": 14,
      "wilson": 12,
      "other_known": 4,
      "rawlings_share_of_known": 46.7,
      "wilson_share_of_known": 40.0,
      "other_share_of_known": 13.3,
      "leader": "Rawlings",
      "leader_players": 14,
      "leader_share_of_known": 46.7,
      "brands": [
        {
          "brand": "Rawlings",
          "players": 14,
          "share_of_known": 46.7
        },
        {
          "brand": "Wilson",
          "players": 12,
          "share_of_known": 40.0
        },
        {
          "brand": "Marucci",
          "players": 2,
          "share_of_known": 6.7
        },
        {
          "brand": "ARiA",
          "players": 1,
          "share_of_known": 3.3
        },
        {
          "brand": "Mizuno",
          "players": 1,
          "share_of_known": 3.3
        }
      ]
    },
    {
      "position": "3B",
      "slots": 30,
      "known_brands": 30,
      "unknown_brands": 0,
      "rawlings": 17,
      "wilson": 8,
      "other_known": 5,
      "rawlings_share_of_known": 56.7,
      "wilson_share_of_known": 26.7,
      "other_share_of_known": 16.7,
      "leader": "Rawlings",
      "leader_players": 17,
      "leader_share_of_known": 56.7,
      "brands": [
        {
          "brand": "Rawlings",
          "players": 17,
          "share_of_known": 56.7
        },
        {
          "brand": "Wilson",
          "players": 8,
          "share_of_known": 26.7
        },
        {
          "brand": "Marucci",
          "players": 2,
          "share_of_known": 6.7
        },
        {
          "brand": "Mizuno",
          "players": 2,
          "share_of_known": 6.7
        },
        {
          "brand": "SSK",
          "players": 1,
          "share_of_known": 3.3
        }
      ]
    },
    {
      "position": "SS",
      "slots": 30,
      "known_brands": 30,
      "unknown_brands": 0,
      "rawlings": 20,
      "wilson": 7,
      "other_known": 3,
      "rawlings_share_of_known": 66.7,
      "wilson_share_of_known": 23.3,
      "other_share_of_known": 10.0,
      "leader": "Rawlings",
      "leader_players": 20,
      "leader_share_of_known": 66.7,
      "brands": [
        {
          "brand": "Rawlings",
          "players": 20,
          "share_of_known": 66.7
        },
        {
          "brand": "Wilson",
          "players": 7,
          "share_of_known": 23.3
        },
        {
          "brand": "ARiA",
          "players": 1,
          "share_of_known": 3.3
        },
        {
          "brand": "Marucci",
          "players": 1,
          "share_of_known": 3.3
        },
        {
          "brand": "SSK",
          "players": 1,
          "share_of_known": 3.3
        }
      ]
    },
    {
      "position": "LF",
      "slots": 30,
      "known_brands": 30,
      "unknown_brands": 0,
      "rawlings": 13,
      "wilson": 15,
      "other_known": 2,
      "rawlings_share_of_known": 43.3,
      "wilson_share_of_known": 50.0,
      "other_share_of_known": 6.7,
      "leader": "Wilson",
      "leader_players": 15,
      "leader_share_of_known": 50.0,
      "brands": [
        {
          "brand": "Wilson",
          "players": 15,
          "share_of_known": 50.0
        },
        {
          "brand": "Rawlings",
          "players": 13,
          "share_of_known": 43.3
        },
        {
          "brand": "Nokona",
          "players": 1,
          "share_of_known": 3.3
        },
        {
          "brand": "Victus",
          "players": 1,
          "share_of_known": 3.3
        }
      ]
    },
    {
      "position": "CF",
      "slots": 30,
      "known_brands": 30,
      "unknown_brands": 0,
      "rawlings": 20,
      "wilson": 8,
      "other_known": 2,
      "rawlings_share_of_known": 66.7,
      "wilson_share_of_known": 26.7,
      "other_share_of_known": 6.7,
      "leader": "Rawlings",
      "leader_players": 20,
      "leader_share_of_known": 66.7,
      "brands": [
        {
          "brand": "Rawlings",
          "players": 20,
          "share_of_known": 66.7
        },
        {
          "brand": "Wilson",
          "players": 8,
          "share_of_known": 26.7
        },
        {
          "brand": "ARiA",
          "players": 1,
          "share_of_known": 3.3
        },
        {
          "brand": "Nokona",
          "players": 1,
          "share_of_known": 3.3
        }
      ]
    },
    {
      "position": "RF",
      "slots": 30,
      "known_brands": 30,
      "unknown_brands": 0,
      "rawlings": 15,
      "wilson": 12,
      "other_known": 3,
      "rawlings_share_of_known": 50.0,
      "wilson_share_of_known": 40.0,
      "other_share_of_known": 10.0,
      "leader": "Rawlings",
      "leader_players": 15,
      "leader_share_of_known": 50.0,
      "brands": [
        {
          "brand": "Rawlings",
          "players": 15,
          "share_of_known": 50.0
        },
        {
          "brand": "Wilson",
          "players": 12,
          "share_of_known": 40.0
        },
        {
          "brand": "Marucci",
          "players": 1,
          "share_of_known": 3.3
        },
        {
          "brand": "Mizuno",
          "players": 1,
          "share_of_known": 3.3
        },
        {
          "brand": "Nike",
          "players": 1,
          "share_of_known": 3.3
        }
      ]
    }
  ],
  "unknown_items": [
    {
      "season": 2026,
      "snapshot_date": "2026-05-29",
      "date": "2025-06-04",
      "team": "Washington Nationals",
      "team_abbr": "WSH",
      "player": "Luis García Jr.",
      "player_display": "Luis García Jr.",
      "mlb_player_id": 671277,
      "position": "1B",
      "brand": "Unknown",
      "brand_known": false,
      "model": null,
      "brand_date": null,
      "model_date": null,
      "games_started_at_position": 33,
      "innings_at_position": 285.0,
      "confidence": "missing",
      "data_quality_flags": [
        "brand_unknown",
        "model_unknown"
      ]
    }
  ],
  "players_data": [
    {
      "season": 2026,
      "snapshot_date": "2026-05-29",
      "date": "2026-05-29",
      "team": "Arizona Diamondbacks",
      "team_abbr": "AZ",
      "player": "Gabriel Moreno",
      "player_display": "Gabriel Moreno",
      "mlb_player_id": 672515,
      "position": "C",
      "brand": "Rawlings",
      "brand_known": true,
      "model": null,
      "brand_date": "2026-05-29",
      "model_date": null,
      "games_started_at_position": 27,
      "innings_at_position": 238.0,
      "confidence": "brand_official_rawlings_worn_by",
      "data_quality_flags": [
        "model_unknown"
      ]
    },
    {
      "season": 2026,
      "snapshot_date": "2026-05-29",
      "date": "2026-04-26",
      "team": "Arizona Diamondbacks",
      "team_abbr": "AZ",
      "player": "Ildemaro Vargas",
      "player_display": "Ildemaro Vargas",
      "mlb_player_id": 545121,
      "position": "1B",
      "brand": "Rawlings",
      "brand_known": true,
      "model": null,
      "brand_date": "2026-04-26",
      "model_date": null,
      "games_started_at_position": 31,
      "innings_at_position": 273.0,
      "confidence": "brand_human_observed_getty",
      "data_quality_flags": [
        "model_unknown"
      ]
    },
    {
      "season": 2026,
      "snapshot_date": "2026-05-29",
      "date": "2026-02-23",
      "team": "Arizona Diamondbacks",
      "team_abbr": "AZ",
      "player": "Ketel Marte",
      "player_display": "Ketel Marte",
      "mlb_player_id": 606466,
      "position": "2B",
      "brand": "Wilson",
      "brand_known": true,
      "model": null,
      "brand_date": "2026-02-23",
      "model_date": null,
      "games_started_at_position": 42,
      "innings_at_position": 368.0,
      "confidence": "brand_candidate_from_wpw_report",
      "data_quality_flags": [
        "model_unknown"
      ]
    },
    {
      "season": 2026,
      "snapshot_date": "2026-05-29",
      "date": "2026-02-23",
      "team": "Arizona Diamondbacks",
      "team_abbr": "AZ",
      "player": "Nolan Arenado",
      "player_display": "Nolan Arenado",
      "mlb_player_id": 571448,
      "position": "3B",
      "brand": "Rawlings",
      "brand_known": true,
      "model": "Heart of the Hide PRO12-6TI",
      "brand_date": "2026-02-23",
      "model_date": "2015-03-05",
      "games_started_at_position": 49,
      "innings_at_position": 415.0,
      "confidence": "brand_from_2026_report_model_from_historical_wpw_post",
      "data_quality_flags": []
    },
    {
      "season": 2026,
      "snapshot_date": "2026-05-29",
      "date": "2026-02-23",
      "team": "Arizona Diamondbacks",
      "team_abbr": "AZ",
      "player": "Geraldo Perdomo",
      "player_display": "Geraldo Perdomo",
      "mlb_player_id": 672695,
      "position": "SS",
      "brand": "Wilson",
      "brand_known": true,
      "model": null,
      "brand_date": "2026-02-23",
      "model_date": null,
      "games_started_at_position": 52,
      "innings_at_position": 454.0,
      "confidence": "brand_candidate_from_wpw_report",
      "data_quality_flags": [
        "model_unknown"
      ]
    },
    {
      "season": 2026,
      "snapshot_date": "2026-05-29",
      "date": "2026-02-23",
      "team": "Arizona Diamondbacks",
      "team_abbr": "AZ",
      "player": "Lourdes Gurriel Jr.",
      "player_display": "Lourdes Gurriel Jr.",
      "mlb_player_id": 666971,
      "position": "LF",
      "brand": "Wilson",
      "brand_known": true,
      "model": null,
      "brand_date": "2026-02-23",
      "model_date": null,
      "games_started_at_position": 24,
      "innings_at_position": 196.1,
      "confidence": "brand_candidate_from_wpw_report",
      "data_quality_flags": [
        "model_unknown"
      ]
    },
    {
      "season": 2026,
      "snapshot_date": "2026-05-29",
      "date": "2026-02-23",
      "team": "Arizona Diamondbacks",
      "team_abbr": "AZ",
      "player": "Alek Thomas",
      "player_display": "Alek Thomas",
      "mlb_player_id": 677950,
      "position": "CF",
      "brand": "Rawlings",
      "brand_known": true,
      "model": null,
      "brand_date": "2026-02-23",
      "model_date": null,
      "games_started_at_position": 28,
      "innings_at_position": 239.0,
      "confidence": "brand_candidate_from_wpw_report",
      "data_quality_flags": [
        "model_unknown"
      ]
    },
    {
      "season": 2026,
      "snapshot_date": "2026-05-29",
      "date": "2026-05-29",
      "team": "Arizona Diamondbacks",
      "team_abbr": "AZ",
      "player": "Corbin Carroll",
      "player_display": "Corbin Carroll",
      "mlb_player_id": 682998,
      "position": "RF",
      "brand": "Rawlings",
      "brand_known": true,
      "model": null,
      "brand_date": "2026-05-29",
      "model_date": null,
      "games_started_at_position": 49,
      "innings_at_position": 419.0,
      "confidence": "brand_human_spot_check_confirmed",
      "data_quality_flags": [
        "model_unknown"
      ]
    },
    {
      "season": 2026,
      "snapshot_date": "2026-05-29",
      "date": "2026-02-23",
      "team": "Athletics",
      "team_abbr": "ATH",
      "player": "Shea Langeliers",
      "player_display": "Shea Langeliers",
      "mlb_player_id": 669127,
      "position": "C",
      "brand": "Rawlings",
      "brand_known": true,
      "model": null,
      "brand_date": "2026-02-23",
      "model_date": null,
      "games_started_at_position": 39,
      "innings_at_position": 347.0,
      "confidence": "brand_candidate_from_wpw_report",
      "data_quality_flags": [
        "model_unknown"
      ]
    },
    {
      "season": 2026,
      "snapshot_date": "2026-05-29",
      "date": "2026-02-23",
      "team": "Athletics",
      "team_abbr": "ATH",
      "player": "Nick Kurtz",
      "player_display": "Nick Kurtz",
      "mlb_player_id": 701762,
      "position": "1B",
      "brand": "Rawlings",
      "brand_known": true,
      "model": null,
      "brand_date": "2026-02-23",
      "model_date": null,
      "games_started_at_position": 55,
      "innings_at_position": 491.2,
      "confidence": "brand_candidate_from_wpw_report",
      "data_quality_flags": [
        "model_unknown"
      ]
    },
    {
      "season": 2026,
      "snapshot_date": "2026-05-29",
      "date": "2026-02-23",
      "team": "Athletics",
      "team_abbr": "ATH",
      "player": "Jeff McNeil",
      "player_display": "Jeff McNeil",
      "mlb_player_id": 643446,
      "position": "2B",
      "brand": "Rawlings",
      "brand_known": true,
      "model": null,
      "brand_date": "2026-02-23",
      "model_date": null,
      "games_started_at_position": 47,
      "innings_at_position": 402.1,
      "confidence": "brand_candidate_from_wpw_report",
      "data_quality_flags": [
        "model_unknown"
      ]
    },
    {
      "season": 2026,
      "snapshot_date": "2026-05-29",
      "date": "2026-02-23",
      "team": "Athletics",
      "team_abbr": "ATH",
      "player": "Max Muncy",
      "player_display": "Max Muncy",
      "mlb_player_id": 691777,
      "position": "3B",
      "brand": "Wilson",
      "brand_known": true,
      "model": null,
      "brand_date": "2026-02-23",
      "model_date": null,
      "games_started_at_position": 24,
      "innings_at_position": 208.2,
      "confidence": "brand_candidate_from_wpw_report",
      "data_quality_flags": [
        "model_unknown"
      ]
    },
    {
      "season": 2026,
      "snapshot_date": "2026-05-29",
      "date": "2026-02-23",
      "team": "Athletics",
      "team_abbr": "ATH",
      "player": "Jacob Wilson",
      "player_display": "Jacob Wilson",
      "mlb_player_id": 805779,
      "position": "SS",
      "brand": "Rawlings",
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