Both models are made of 58 HRC heat-treated Böhler N690 steel. The Satin version has a satin blade and a black thermoformed kydex sheath, while the Expeditions features a MIL-C-13924 burnish, and a stone washed (Dark Stone) finish. Versa Expeditions comes with a desert-coloured thermoformed kydex sheath to which you can attach a Firesteel for lighting fires (included in the box).