Specs A one of a kind mixture of a butterfly knife with a cleaver-style blade that is guaranteed not to disappointIt has 4” 8Cr13 stainless steel, modified cleaver-style blade that is 4mm thick and has a black, non-reflective finishThe black handles are crafted of 2Cr13 stainless steel, rotating smoothly on their pivot screws and the knife is 9” overallLifetime Manufacturer’s Warranty on all Viper-Tec knives This Item Cannot Ship to the Following States: CA, NY