iPhone 4s Netsuke Tether, Disso(TM) Plating Stainless Steel Hard Metal Netsuke Tether Hanging Buckle Strap Phone Hook for iPhone 4 & 4S (Silver for iPhone 4 / 4S) The product made by high quality "304" stainless steel High polished, Hard and keep glosses. Imitations we examined made with poor materials ( not SUS 304 ), unsmooth finishing ( may damage your iPhone! ), poor coating ( not plating so it will gone easily), awkward movement around its strap hook. Connection Hook with 2 screws and 1pc Screwdriver, easy to set up and no need to buy any other tool Compatible with: Apple iPhone 4 and iPhone 4S