Smith and Wesson's S.W.A.T. series has long met the needs of Special Weapons and Tactical professionals. Its aluminum handle with rubber inserts offer the user a sure grip. This version of the popular knife has a secret hidden button under the top rubber insert. One push of button release the leaf spring which automatically pushes the blade into the open position. Plus, because of the special design, you can still open the blade with one hand using the thumbstud on the blade. Baby S.W.A.T. Auto Blade: 2.5" Overall: 6" Closed: 3.5" Weight: 2.4 oz. Blade: Stainless steel Handle: Aluminum