Opportunist's Leather Gloves (Thrallmar)

• Opportunist's Leather Gloves
• Binds when picked up
• Leather
• Hands
• 183 Armor Armor
• +21 Agility
  +31 Stamina
• Durability 35/35 / 35/35
• Classes: Rogue
• Requires Level 70
• Requires Thrallmar - Honored
• Item Level 115Disenchants into:
   [Large Prismatic Shard]: 1 (99.5%)
   [Void Crystal]: 1 (0.5%)
• Equip: Improves critical strike rating by 11 (0.5%).
  Equip: Improves your resilience rating by 16 (0.4%).
  Equip: Increases attack power by 22.
  Equip: Causes your Deadly Throw ability to interrupt spellcasting and prevent any spell in that school from being cast for 3 sec.
• "Set: Opportunist's Battlegear (1/5)"
• Sell Price: 2 15 71

Source

You must also be Honored with Thrallmar.