Cal Poly MAMA - Hand Stamped BrassMelissa hand stamps brass discs for you to enjoy as a key ring OR necklace! This title is "Cal Poly Mama". The 16 gauge disc is 1. 5" diameter. Penny is shown for size. *Personalize it by entering your text in the space provided above!* Each piece is hand made so the one you receive may be slightly different in design and because we use re purposed brass, there may be color variations, scuffs, scratches and varying degrees of patina which we think