Gauntlet's of Blocking (3.5e Equipment)
From D&D Wiki
Gauntlet's of Blocking: Gauntlet's of Blocking grant the wearer the special ability to block in coming mundane ranged and melee attacks. When the wearer or the wearer's equipment is subjected to a mundane ranged or melee attack the wearer has a 100% chance to block it with their shield/weapon.
Strong enchantment;CL 5th; Craft Magic Arms and Armor; Cost 1000 gp; Weight: 3IB lb.; Market Price: 5,000 gp