Descirption:100% brand new and high qualityThis item is recognized by the TSA (Transportation Security Administration)Travel smart combination lockFashion， lightweight and convenient design.Allows airport screeners to unlock inspect and relock bags， without damaging the lockLock without fear of having locks cut openCombination can be reset as often as you choose3-digit dialing allows for different combinationsSize:4 x 3 x 1cm(Approx)Color: Black How to Set: The original number is 0-0-0. Setting your own combination:1. Press down the reset button (1) and hold it unit step 2 has been performed (as in the picture above)2. Turn the dials (2) to your desired combination3. Now release reset button(1)， and press the button(3) again as a check， Now the setting is completed How to use:Dial your numbers to the convex line， pull the shackle to openInsert the shackle and scramble the numbers to lock， repeat the above to resetPackage includes:TSA Travel Lock x1