HeroNeo&reg; 45mm Rotary Cutter Premium Quilters Sewing Quilting Fabric Cutting Craft Tool Ideal for cutting paper, fabric, leather, plastic Sharp blade, comfortable plastic handle, left hand also can use The Rotary Cutter is equipped with safety lock button, please lock the button (put the blade in) in a state of not use in order to ensure safety Blade Material: stainless steel, carbon steel Tailor, handmade quilts, DIY production.Use at home, office, school, and so on