DoubleK Square Strong Biker Key Jean Wallet Chain (20"/30") SLV & BLK CS21MLT Imported Material : Tin Alloy & Rhodium Plating Chain Color : Silver Bead Chain Length (End to End) isApprox. 30 inch (76 cm) ( The length of Including the Lobsters Hook ) Jean Chain Width : 0.3 " (7mm) Biker Chain Weight is 3.6oz (100 gram)