Auto-retractable Mini Cutter features small convenient size with built-in magnet and replaceable Slice ceramic blade. Patented handle with rubberized slider button limits the amount of exposed Slice ceramic-blade to further reduce injuries. Automatically retracts back into housing for added safety when slider button is released. Includes one patented high-tech double-sided Slice ceramic blade designed to reduce injuries by incorporating a safer rounded-tip. Sharpness level up to 10x longer than steel.