Upgraded Mini Locks: You may have seem many similar mini locks, but this 4 pack padlocks are upgraded version with slightly bigger body, digits in the middle for easier reset, they also lock much better than other similar ones. High Security: 3 digit combination lock means that there are 1000 possible combinations making it difficult to crack. The small padlocks is built with a solid body preventing abuse from luggage handling equipment. Resetable: Resettable design allows you to set your own preferred combination. The original password is 000. Numbers are easy to maneuver and reset. Never worry about losing the key after you have the keyless lock Mini and Compact: 1.38 inch (35 millimeter) wide lock body; 0.15 inch (4 millimeter) diameter shackle with 0.63 inch (16 millimeter) width. With small and compact size, the three-digit combination locks are best for small stuffs like kids' diary, and backpack zipper. Make sure the hole diameter is larger than 4.5 mm Multiple Colors: These backpack locks have 4 different colors that can prevent the combinations mixed up, and easy to identify checked luggage. Multiple locks ideal for family traveling, backpack, suitcase, bags, luggage and more.