RMP Stamping Blanks, 2 1/8" x 3 3/8" Rectangle Wallet Card, Aluminum .063" (14 Ga.)- 10 Pack Aluminum Stamping Blank Raw material, ready to be finished 2 1/8" x 3 3/8" Rectangle Wallet Card Quantity : 10 Pieces .063 Aluminum with Protective, Peel Away Film