This was made by X'ian X'xar to maximize his thieving abilities. It was fashioned out of a single piece of Shadow Dragon hide he found curing in the sun. News abounds, however, that he stole it from a band of ogres, and that they are still tracking him.

Abilities
+2 to THAC0, casts Improved Haste 4 times a day. 
 
+15% to Move Silently, Hide in Shadows, Pick Pockets, Pick Locks, Find Traps, Disarm Traps  +2 to all saves, immunity to acid and poison