Travel Sentry Accepted Recognizable because of the Travel Sentry symbol on it, this gives you peace of mind that your lock can be inspected by the Travel Security Administration agent and relocked afterwards, leaving your contents undamaged. Sturdy and Durable Design The zinc alloy body of the lock and the hardened steel shackle are light and strong, designed to withstand the rigors of baggage handling during your travel. Rotating Dial Combination You can set and reset the lock with hundreds of possible combinations, making it harder to crack. Please follow the provided directions for the initial reset. Multiple Usage In addition to travel, this TSA accepted lock can be used for various lockers, such as hostels, gym, water parks, gun cases, etc. for safety and security.