3-dial combination lock design for increasing the security, each lock can be set to your own combination code.With a steel shackle, strong and durable.Combination code can be reset as often as you want. It can be used for lockers, luggage, toolboxes, etc. Directions for use:Your new resettable combination padlock is preset at the factory to unlock at 0-0-0-0. To set your own combination, such as birthday, phone number, etc. Step 1: Leave dials at the opening combination 0-0-0-0 and pull out shackle. Step 2: Turn shackle 90°and press down as far as it will go.But before press down the shackle, please be aware that the key way on the shackle must align up to the notch on the lock body. Step 3: Holding shackle pressed and set the dials to your own combination.Step 4: Release shackle and return to regular position. Your new lock will now open to your personal combination.To reset a new combination, please repeat step 1 to 3 above. Please remember your new combination