Easy Grip Rotary Cutter Knife Contoured Handle Design With Soft Cushion For Comfortable Holding. Safety Guard On Blade Section. The Convenient Locking Device, At The Finger Tip, Is Easy To Manage. The Rotary Cutter Is Well Suited To Use On Leather, Paper And Fabric. ( We Suggest Extra Rotary Cutter Knife Blades Item # 3043-LC)