MOST DURABLE TSA APPROVED LOCK: All travel locks are 100% TSA approved, certified and designed from the ground up to be the strongest and most reliable luggage locks on the market. TSA staff are given codes and tools for secure access to open locks. Special high strength aluminum lock bodies, hardened steel shackles and patented internal mechanisms withstand high forces. With 100% lifetime warranty. MANY DIFFERENT USAGE POSSIBILITIES: Combination locks can be used internationally not only for luggage and suitcases, but also for a variety of objects. These padlocks can be used on backpack zipper, luggage, locker, pelican suitcase, weapon case, briefcase, closet, toolbox, golf bag or golf bag. 'laptop. KEYLESS 4-DIGIT NUMBERS: The easy-to-learn four-digit combination can be set to any combination you like for added security without the need for a key! Instructions are always included. 3 BLACK LUGGAGE LOCKS: You will receive a set of three TSA Compliant Black Luggage Locks.