5" Closed Length Heavy Duty Night Echo Butterfly Knife Silver - Tophatter's Army Products & Self DefenseThis knife is heavy duty from tip to end. The blade is stainless steel, the handle is stainless steel, and even the lock is stainless steel. It doesn't get much better than this. This butterfly is built with a heavy duty construction, which provides the user with seamless balance when flipping. The 4 inch drop point blade is stainless steel with a silver finish and comes complete with a locking catch to secure the handle in place. Specifications