XCSOURCE TSA Luggage Suitcase Travel Cable Lock Padlock 3 Digit Combination Lock HS163 Ideal for air travel. Accepted and recognized by TSA (Transportation Security Administration). Allows airport screeners to unlock, inspect and relock luggage without damaging the lock. Small and easy to use. Zinc alloy housing with 3 dials, set-your-own combination. Easy to set & reset.