Premium Material: This combination lock is made of exceptional zinc alloy with high security which is hard, not easily damaged, will not deform or break with long-term use, and durable for long-term use. Easy to Use: Turn the lock forward and set the password to the original password: 000; Use the adjuster against the bottom hole of the lock (hold and keep the lock body still); Turn the numbers into the password you need; Loosen the adjuster at the bottom and you're done. High Security Design: The three-password design can be used in any combination you like, providing 1000 combinations, which is not easy to break, providing more security and privacy. Wide Applications: This combination lock is suitable for workplace, school, home, office, etc., which can protect personal items, such as luggage, school bags, diaries, school lockers, important documents, and much more. Package Contents: You will receive 4 combinations of suitcase locks, in red, blue, black, and yellow, 4 colors and 4 coders; this combination suitcase lock is portable and can be easily carried in your bag.