Features:* High-quality* ABS plastic + 45mm high-quality steel blade, precision ground sharper and longer than other rotary knives for long-term use * Built-in safety lock * The blade can be locked in a fully extended or fully extended position, press the button to lock the blades to prevent injury. Prevents grip pressure when the blade is not in use* 45MM blade,* Our blade is made of high-speed stainless steel, easy , super sharp and .* Our comfort loop rotary knife perfect for quilting, sewing, scrapbooking, card making and other DIY projects. For cutting fabrics, quilts, thread, paper and much more!* Ergonomic Design* This 45mm rotary knife is designed in an ergonomic style, curved and loop handle design fits for right and left hand using. Specification: . Weight: 105g Handle Material: ABS Plastic Shell: As the picture Size: Approx. 160x56mm Scope of Application: Cutting Leather, Paper, Fabric, Plastic Package Included:1*Knife+10*BladesNote:1. The actual colors of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.