4-DIAL COMBINATION - 4-digit offers 10, 000 unique combinations, it is 10 harder to crack than a 3-digit, providing 10 more security for your locker/luggage/valuables. With lock, you 't have to worry about anything when you go out, this hevy duty lock will keep your possessions always . UNBREAKABLE, UNCUTTABLE AND WATERPROOF - All metal-made construction Lock body is made of aluminum alloy and the lock beam is made of stainless steel for superior cut resistance, durable and corrosion resistant. Solid metal code wheel offering extra resistance to cutting and sawing. Moreover, the premium material is waterproof and anti-rust, making it very good for outdoor use. MULTIPLE USAGE - It can be widely used indoor and outdoor. 0.16 inches of shackle diameter, It can thread through all standard sized zippers and lock holes on the market. Universally suitable for gate, gym locker, suitcase, case, backpack, laptop bag and etc. EASY TO USE - No needed. Resetting your own combination is simple and straight forward. You can the instructions to reset. Numbers on combination lock are easy to read and dials are easy to turn, making and unlocking in seconds. Colour:black Material: alloy Size:54 x 23mm Package Contents: 4 * Combination Padlock Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.