Available in black, pink, red, blue, and green, this large dial combination lock is a must-have on many travelers' lists. It can either blend in or stand out depending on your preferences, and will always securely lock your luggage. Locking Your Luggage Did you know you can lock your luggage while you’re traveling through the airport? Using a Travel Sentry Approved lock allows your luggage to be unlocked and inspected by special authorities without damage, and also prevents thieves from easily getting into your luggage. Protect your belongings today.