The AccuSharp Wheel Lock/PRO Combo Black is a great choice for those who want a reliable and durable knife. The 2.5" blade is made of stainless steel and is satin finished, making it resistant to corrosion and wear. The handle is made of aluminum, which is lightweight and comfortable to hold. The glass breaker on the end of the handle is a handy feature, and the pocket clip makes it easy to carry. The included Diamond PRO 2 sharpener will keep your blade in top condition. Dimensions: 4.25''closed.