SOG SLPro Tactical Black Fire knife is highly professionally made with best multi functional folding knife and solid steel body. The knife has tough Zytel frame with the liner style lock which makes the functioning smooth. This knife provides a solid steel folder with detachable white LED flashlight which powered by four 1.5 volt button cell batteries. It is also waterproof which can be used in the wet environment. The blade of the knife is made out of 420 J2 stainless steel. The wrap around Zytel and batteries are included in this knife.