3-Dial Combination: Easy to master three digit combination can be set to any combination of your choosing for extra security and no key needed!Perfect Travel Companion: Thin shackle, It can pass through all standard zipper and hardcore keyholes easily. Use for travelling on your suitcase, backpack, luggage, toolbox, baggage and school lockers, gym lockers, Water park, briefcase, filing cabinets etc.All the travel locks are 100% Travel Sentry certified and designed from the ground up to be the strongest and reliable luggage locks in the market.Our small locks can be used on a variety of items. They can be used on a suitcase, gym locker, backpack, briefcase or pelican case and are 100% TSA approved.