[
  {
    "id": "dress_shirt",
    "copy-from": "dress_shirt",
    "type": "ARMOR",
    "name": { "str": "dress shirt" },
    "armor_portion_data": [
      { "covers": [ "torso" ], "coverage": 90, "encumbrance": [ 4, 5 ] },
      { "covers": [ "arms" ], "coverage": 90, "encumbrance": [ 4, 4 ] }
    ]
  },
  {
    "id": "polo_shirt",
    "copy-from": "polo_shirt",
    "type": "ARMOR",
    "name": { "str": "polo shirt" },
    "armor_portion_data": [
      { "covers": [ "torso" ], "coverage": 90, "encumbrance": 7 },
      { "covers": [ "arms" ], "coverage": 30, "encumbrance": 5 }
    ],
    "//": "Add arms coverage."
  }
]