The uniquely designed Vibram® rubber sole featured on the Missoula and Protector Prime Orange and Black provides extra grip and slip resistance for long-lasting durability on even the toughest terrain.

The Missoula cement sole construction is heat rated to 573°F so you won't experience sole melt or delamination when conditions start to heat up. Stitching and lacing are all made of heat and flame resistant Nomex® which protects more than three million firefighters worldwide.