No more juggling multiple keys! The size of a single lock is 3.9″ 1.9″ 1.2″. The hardened laminated steel shackle and anti-pick lock cylinder resist cutting, prying, and physical attacks. 【Weatherproof & Waterproof Padlock Design】Built for outdoor durability, these weatherproof locks feature a rubber cover to block rain, dust, and corrosion.