Safety experts rely on OLFA cutting tools, like this Self-Retracting Safety Knife, because OLFA Safety Knives provide an enhanced level of protection. The knife features a textured, slip-resistant handle that increases grip and control for safer use. A gently curved blade slider and spring blade that automatically retracts add to the knife’s safety. Use this knife for cutting light to heavy-duty materials such as cardboard, packaging, film, trimmings, shrink wrap and strapping.