A rolling razor blade that's perfect for all of your sewing and quilting needs. Comfortable ergonomic handle reduces hand and wrist fatigue. Blade is made of high quality tungsten carbide tool steel for unparalleled sharpness and superior edge retention. Features an ergonomic design that provides a comfortable and positive grip. Simply squeeze the handle to engage the blade. Dual-action safety lock allows the user to lock the blade open for comfort and closed for safety. Designed for both right- and left-handed use. Great for cutting fabrics into shapes, strips and pieces for sewing, quilting or craft projects.