Metal and Plastic Viper Retractable Key Holder/Belt Clip/Key-chain/ID Lanyard Reel Badge Clip Card Metal Chain - Size: 40 mm diameter (Pack of 2) Dimensions: 40 mm diameter, 11 mm thickness, 72 mm length Retractable size: 60 cm, Pack of 2-silver, black Comes with a keying for easy carriage functional keychain accessories belt clips ID lanyard reel badge clip card metal chain