This TSA-Approved Zinc Alloy Travel Lock will protect your luggage with confidence. Built with a durable zinc alloy body and a black-painted, chrome-plated steel shackle, this lock delivers strong, reliable security wherever you travel. Featuring a smooth 3-digit resettable combination, no keys required and TSA approval for hassle-free airport inspections. The smart indicator window turns red if opened by TSA and resets to green when unlocked with your code. Strong, secure and travel-ready.