Sesamee Keyless marine padlocks from CCL Security Products are non-corrosive and feature solid brass mechanism, 1" solid brass shackle and bodies. For extra weatherability CCL also offers the above features with a chrome plated finish. Keyless marine padlocks offer greater security and convenience... no keys to lose, carry, or break or drop in the water. It only takes a few seconds to set any combination you desire and you can change it just as fast. Select from up to 10,000 possible combinations. Keyless marine padlocks come with a lifetime guarantee, .no questions asked!