speedDecreasePerToughnessPoint

The speed decrease per toughness point. See: https://minecraft.fandom.com/wiki/Armor#Armor_toughness Max multiplier is 12 points (full netherite armor). For context: Minecraft default Player speed is 0.2 This means that with full netherite armor, the player will move at 0.2 - (12 * speedDecreasePerToughnessPoint) blocks per tick.