Adamantine Scale Mail is a very rare Medium Armour.
The adamantine scales hug your body like a second skin - a heavy, near-impregnable skin.
Properties
16
Armour Class + Dexterity modifier (max +2)
Required Proficiency: 
Rarity: Very rare
Enchantment: + 2
Weight: 12 kg / 24 lb
Price: 1300 gp
Special
The wearer of this item gains:
- Magical Plate: All incoming damage is reduced by 1.
- Adamantine Backlash: When a melee attack hits you, the attacker is sent
for 2 turns. - Critical strike immunity: Attackers can't land Critical Hits on the wearer.
Disadvantage on Stealth checks.
Where to find
- Adamantine Scale Mail can be forged in The Adamantine Forge. Forging this armor requires the Scale Mail Mould and one Mithral Ore.