Like all Hendrix knives, the Mamba OTF is built for hard use. Each Knife comes with a 3.5-inch Clip point D2 blade that has been hand sharpened to an extremely sharp edge ready to cut right out of the box. The smooth ergonomic handles are made of aluminum. The button placement along the spine of the handle allows for lighting fast ambidextrous openings right from the operators pocket. The inner workings of this knife don&';t disappoint. "Under the hood" you will find all stainless steel precision parts and our proprietary coated high-performance spring. The - comes with our famous ViperLife Warranty giving you confidence and peace of mind.