"Quality padlocks from the worlds largest padlock manufacturer. All Master Lock padlocks are individually tested for strength and durability, and each offers a limited lifetime guarantee. Shackle Diameter in. mm 9/32 7, Material Steel, Keys Included qty. 2, Shackle Inside Dimensions H x W in. 1 x 5/8, Width in. 1 9/16, Includes qty. 1, Finish Type Thermoplastic. High-tech thermoplastic shell designed to withstand the elements Hardened steel 9/32in. shackle with molded cover Exciting, colorful outdoor protection Matching color keyhead for added convenience Limited lifetime warranty U.S.A."