Name: Croco Pattern Leather Collar with Pyramid Rivet Material: Genuine Leather Material of metals: Pure Copper [except for the buckle, which is alloy.] Length of the Collar: 25~32 cm Width of the Collar: 2.5 cm [About the collar] The square buckle shows an attitude of persistence and the pyramid studs provide strong protection, which delivers the dignity of a gentleman. With the round head nipple buckle and round genuine leather brand tag, the collar signifies the wonderfulness and cuteness of the furbaby Take it home today! Please feel free to write us everything you would like to know. Thanks.