1: nothing
2: Leather Boots
3: Leather boots, helmet
4: Leather boots, helmet, pants
5: Leather boots, helmet, pants, body

7: Chain boots, Leather helmet, pants, body
10: Chain boots, helmet, Leather pants, body
12: Chain boots, helmet, pants, Leather body
15: Chain boots, helmet, pants, body

17: Iron boots, Chain helmet, pants, body
20: Iron boots, helmet, Chain pants, body
22: Iron boots, helmet, pants, Chain body
25: Iron boots, helmet, pants, body

30: Diamond boots, Iron helmet, pants, body
35: Diamond boots, helmet, Iron pants, body
45: Diamond boots, helmet, pants, Iron body
50: Diamond boots, helmet, pants, body