Made of high-quality Metal, rust and corrosion protection. Solid and durable. Feature a small size and lightweight. Whether it is used as a keychain or a bag making, it is light and easy to carry. The structure is reasonable with 360 degree rotation for easy . The heavy duty snap hook is strong enough to withstand the largest pull of 80kg/176lb to hold the leash for your dogs well. Perfect for clothing bags accessories, zipper pulls, handbag purse straps, dog collars, ropes, dog/pet leashes, keychain, luggage straps and backpacks clasp. Colour:silver Material:Metal Size:Overall length: 52mm Tail inner diameter: 13mm Package Contents: 20 * swivel snap hooks Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.