This knife is unique in that it has nine additional blades loaded into the handle that self-load. When one blade is expired, simply push it out the end of the tool, pull back on the slide and reload the next blade, then slide it forward again. Features include: Segmented, snap off blades. Pocket clip. Durable plastic handle with rubber grip. Knife holds 10 #60 blades . Spare blades automatically load when current blade is exhausted. Dimensions: 6.375 x 1 x 1.75 inches. Includes retail packaging.