The OLFA RTY-2/G 45mm Straight Handle Rotary Cutter features a blade safety cover and the handle is designed to reduce hand fatigue. The cutter is a rolling razor blade used to cut a variety of materials into shapes, strips and pieces. Accommodates both right- and left-handed users. OLFA highly recommends the use of an OLFA cutting mat to prolong the life of the blade and for surface protection.