Metal Sleeve (3.5e Equipment)
From D&D Wiki
The metal sleeve is a sleeve of wire mesh made of Ysgardian Heartwire with half inch-thick metal plates on the forearm, shoulder, back of the hand, and each knuckle, making it quite heavy and dangerous when being used by someone who can move comfortably with it on.
The metal sleeve is a one-handed melee weapon that cannot be wielded in two hands.
A character cannot wield a metal sleeve that is any size category other than theirs, no matter what the conditions.
A character must have a Strength score of at least 16 to wield a metal sleeve.
If a character is dual wielding metal sleeves then they receive a +2 shield bonus to their AC.
Whenever a character with the Improved Unarmed Strike feat wields this weapon, they deal damage as though they were one size category larger than what they actually are.
The Metal Sleeve is a special monk weapon. This designation gives a monk wielding them special options.