Mora Bushcraft Triflex Carbon Steel Knife Bushcraft Triflex has an olive-colored hand grip and a black sheath. Triflex is harder and very resistant to breakage compared to a stainless steel blade. It is also easy to light a fire with a Triflex blade and a fire steel. Triflex is not stainless and should therefore be handled accordingly. Plastic sheath with a flexible rotational strap. Blade Length = 4.1", Thickness = 0.098"