Master Lock 1500iD speed dial, set your own combination lock. The patented 1500iD Speed Dial Set Your Own Combination Lock features a first of its kind design that opens on directional movements up, down, left and right, instead of the traditional rotary dial. The lock is faster to open than traditional locks, more secure and customizable. Users can create their own easy to remember, resettable combination consisting of any number of movements in any sequence. For users who prefer more traditional methods of recalling their combination, the lock includes adhesive letters, numbers, colors, shapes and symbols that can be applied over the lock's directional arrows. This lock feature anti-shim locking technology, making them more secure than traditional combination locks. Vibrant, high tech color choices mirror popular consumer electronic colors. The 1500iD Speed Dial Set Your Own Combination Lock is available in red, blue, black with chrome and black with green accents. Colors are randomly selected for each order at the time of shipment.