The keyless durable alloy material in the bag: adopt environmentally friendly baking paint process, zinc alloy shell, zinc alloy lock cylinder, delicate and durable. High-strength zinc alloy can withstand drops and bumps without damage. It provides safe and secure protection for your luggage and lockers. 4-digit password: 4-digit password provides 10,000 different password combinations. The luggage lock is three times more secure than other 3-digit combination locks. You can set any number as the password combination, and no one knows the password except you. No keys required, you don't have to worry about the risk of losing your keys. Wide range of application The lock can be used for a variety of items other than luggage or suitcases. They can be used when traveling with a suitcase or backpack, or at home, at school, at the gym, or on a backpack. Zipper, luggage, gym, briefcase, wardrobe, tool bag or laptop bag etc. Long Shackle Design: 140mm long 3mm wide shackle, better lock things through small holes. You can lock small luggage, such as backpacks, with the zipper hole. Due to the longer length, multiple zippers can be grouped together for added security. Safeguard your luggage and travel with confidence Theft is common at most airports. As seasoned travelers, we know how important it is to protect your valuables while traveling. This cable lock is the best quality on the market. We optimized the design scheme, increased the password from 3 digits to 4 digits, a total of 10,000 password combinations, to ensure the safety of your luggage