Custom Armor

{
    "format_version": "1.26.10",
    "minecraft:item": {
        "description": {
            "identifier": "wiki:custom_boots",
            // Places the item into the "Boots" group in the creative menu
            "menu_category": {
                "category": "equipment",
                "group": "minecraft:itemGroup.name.boots"
            }
        },
        "components": {
            // Defines the texture from "item_texture.json" that will be displayed as the item's 2D icon
            "minecraft:icon": "wiki:custom_boots",
            // Prevents the item from stacking with itself like vanilla armor
            "minecraft:max_stack_size": 1,
            // Allows the armor to receive enchantments specific to its type
            "minecraft:enchantable": {
                "slot": "armor_feet",
                "value": 10
            },
            // Allows the item to be worn in the feet slot, displaying the attachable defined in the RP
            "minecraft:wearable": {
                "slot": "slot.armor.feet",
                "protection": 3
            },
            // Allows the item to take damage when worn
            "minecraft:durability": {
                "damage_chance": {
                    "min": 60,
                    "max": 100
                },
                "max_durability": 429
            },
            // Allows the item to be repaired after it has taken damage
            "minecraft:repairable": {
                "repair_items": [
                    {
                        "items": ["minecraft:stick"], // The items that can be used to repair this item
                        "repair_amount": "q.max_durability * 0.25" // Increases the durability by 25%
                    }
                ]
            },
            "minecraft:tags": {
                "tags": [
                    "minecraft:is_armor",
                    "minecraft:trimmable_armors" // Allows the armor to be trimmed in a Smithing Table
                ]
            }
        }
    }
}