This item is recognized by the TSA  (Transportation Security Administration)
Travel smart combination lock
Fashion, lightweight and convenient design.

Allows airport screeners to unlock inspect and  relock bags, without damaging the lock
Lock without fear of having locks cut open
Combination can be reset as often as you  choose
3-digit dialing allows for different  combinations
Size: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  combination
3. 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 open
Insert the shackle and scramble the numbers to  lock, repeat the above to reset