Why choose the Huryfox Heavy Duty 4 Digit Combination Lock? ● UNMATCHED SECURITY: With 10,000 possible combinations, our locks are impossible for thieves to break, giving you peace of mind. ● ULTRA STURDY CONSTRUCTION: Made of high-strength solid metal, this padlock is more difficult to remove or damage, providing the ultimate level of protection. The large size of the lock can play the role of anti-theft. ●Easy to operate: The lock has a user-friendly reset mechanism and can be easily programmed with just a few simple steps, perfect for both children and adults. Very Safe School Supplies and Dorm Supplies ●Versatile Uses: Can be used for a variety of purposes, from securing your gym locker to securing your bike outdoors, this lock is perfect for all your security needs.