High-quality material: This combination lock is made of high-quality zinc alloy, which is highly secure, hard, not easily damaged, will not deform or break after long-term use and is durable. Easy to use: turn the lock forward and change the code to the original code: 000; press the adjuster against the bottom hole of the lock (hold and hold the lock body still) to convert the number into the code you need; lower regulator and that's it. High security design: The three password design can be used in any combination, providing 1000 combinations, which is not easy to decrypt and provides more security and privacy. Wide application: This combination lock is suitable for workplaces, schools, homes, offices, etc., and can protect personal items such as luggage, school bags, diaries, school lockers, important documents, etc. Package Contents: You will receive 4 suitcase lock combinations, red, blue, black and yellow, 4 colors and 4 encoders; This suitcase combination lock is portable and can be easily carried in your bag. Note: The data is all measured manually, please allow 1-3cm error due to difference in light and temperature. display, there may be color differences, please refer to the actual item received.