Travel safe and secure. Transportation Security Administration (TSA) baggage screeners have a secured set of codes and tools to open Travel Sentry Certified locks when necessary for inspection...without damaging the lock. It's a great lock.Features: Lightweight Travel Sentry Certified 3 dial combination Specs: Size: 2.5 x 1.2 in / 6.5 x 3 cm Weight: 2.2 oz / 63 g Fabric: Zinc Alloy