4-Digit Security Padlocks: 4-digit combination padlocks allow you to set your own code with 10000 unique options. It's 10 times more secure than a three-digit lock. EASY TO USE: 6 simple steps to set the coded padlock. Large numbers and side window design make it easy to read. In addition, the combo padlock is equipped with an advanced damping device inside. Each of your numbers will click into place with better accuracy and feel when lining up your code. STURDY AND DURABLE: With high strength zinc alloy body, shackle Hardened steel and excellent craftsmanship, the Heavy Duty Combination Padlock is weather and cut and saw resistant. It is designed to be the most durable number padlock for you. WIDE APPLICATION: The 4-digit padlock is perfect for indoor and outdoor use like locker rooms gym locker room, college, school, escape game, cabinet, cupboard, tool box, garage door, shed, bacyard, fence, generative storage box, etc. Note: This is a large or medium sized coded padlock. not really suitable for zipper holes.