Combines the strength of a retractable utility knife with the convenience of pocket knife. Compact design folds down to 4 inches for easy storage & portability. Locks in open and closed positions for safety. Change blades with the push of a button. Also includes pocket clip, rubber thumb rest and on-board blade storage. High quality SK2 steel lasts up to 5X longer than standard steel blades. Includes 3 BX5 utility blades.