"Master" Keyring, a design by Adrian Olabuenaga, from Acme Studios line of designer keyrings. These keyrings are made of a special zinc alloy and a braided stainless steel wire to hold the keys With hand applied enamel depicting the unique artwork or design done by the designer. Each keyring is package in a black Acme box. Dimension - 6.75 x 1.75 x 2.88 in.