SPHTOEO 20pcs Stainless Steel Wire Keychain Key Cable Key Ring Assorted 5 Colors Black Silver Blue Green Red Stainless steel material, PVC insulated rubber Total length: 150mm. Wire thickness: 1.5mm Diameter when make it circle : 47mm Quantity: 20pcs stainless steel wire key rings including 4 black, 4 silver, 4 blue, 4 green and 4 red Perfect for keeping your keys and small tools organized.