100% brand new and high quality. Travel smart combination lock. Allows airport screeners to unlock, inspect, and relock bags without damaging the lock. Lock without fear of having locks cut open. The lock uses a 3-digit combination. Combination can be reset as often as you choose. Size: 5.6x2.2x1.3cm/2.2*0.86*0.51in (Approx). Packing List: 1 Pcs*Luggage Lock. How to use: The original number is 0-0-0. Setting your own combination: Pull up the shackle. This will open the lock. Rotate the shackle 90 degrees anti-clockwise and press it all the way down. Hold it down and then continue to turn the shackle anti-clockwise. Set your own unique combination by turning the dials. Turn the shackle back as normal. The procedure is now complete. Dial your numbers to the convex line, pull the shackle to open. Insert the shackle and scramble the numbers to lock, repeat the above to reset.