glory qin 3mm black silk leather cord chain wax wire rope stainless steel clasp necklace rope 16 to 28 inch (18 inch) glory qin there have pictures to show you how the clasp works.the wax wire rope rope is only 45cm long and the diameter of rope is 3mm ,the stainless steel width:0.17 inch 4.5mm,it's thicker than the rope. it's more fit for women or children.there have 7 length size you can choise. i hope you like to use this leather rope to hang down the pendant you like ,we promise to return the goods within 30 days if you are not satisfied