NAIFU S is a smaller knife, designed to be carried on the arm, with a total length of 144mm and a blade length of 66.5mm.NAIFU and NAIFU S WHITE feature a white teflon coated blade. This particular finish makes the blade more resistant to wear and reduces friction to cutting. The blade is also easier to clean and to sanificate.The handle is made in white thermoplastic and in combination with the white blade make the knife extremely visible in case of loss on the bottom of the sea. Blade protection:Two rubber straps with stainless steel buckles for arm and leg.