【Sturdy Construction】Our 4-digit combination lock is made of zinc alloy, the lock cylinder is not easy to rust; the lock body is thickened, the lock bar is hard, sturdy and reliable, can withstand falls and collisions without damage and protect your luggage. 【Easily Change Password】1. Use the original password 0000 to unlock. 2. Rotate the lock handle 90° counterclockwise. 3. Press the lock handle firmly until step 5 releases. 4. Rotate the number to set the new desired password, making sure to align the number. 5. Release the lock handle, success! 【4-Digit Security Padlock】This combination lock is designed as a 4-digit combination, which can provide 10,000 combinations, improving security and better protecting your belongings, and also avoiding the embarrassing situation of not being able to unlock due to lost keys. 【Exquisite Combination Lock】You will receive 4 combination locks in silver, black, blue, red, eye-catching colors, 6.3 x 3 x 1.5 cm / 2.48 x 1.18 x 0.59 inches, compact