SRD:Brooch of Shielding

Brooch of Shielding: This appears to be a piece of silver or gold jewelry used to fasten a cloak or cape. In addition to this mundane task, it can absorb magic missiles of the sort generated by spell or spell-like ability. A brooch can absorb up to 101 points of damage from magic missiles before it melts and becomes useless.

Faint abjuration; CL 1st; Craft Wondrous Item, shield; Price 1,500 gp.