Paracord Planet offers a Cushion Grip Rotary Cutter for cutting through fabrics, cardboard, poster board, foams, and tape without putting strain on your hands or wrist. They make a great addition to sewing kits and tool boxes. Designed with safety in mine, there is a flexible safegaurd that adjusts based on the amount of pressure being applied. Two different blade size options are available to better suit your next craft or project including a 28 and 45 millimeter blade.