Step 1: To unlock the zippers, make sure the combination reads “0-0-0,” then push the TSA access slider in the direction of the arrow. Both zipper pulls will pop open.
Step 2: Using a pen, slide the switch (located to right of the combination dial) in the direction of the arrow and hold it in place.
Step 3: While holding the switch, turn the combination dials to the numbers of your choice, then release the switch. Your personal combination is now set.