For over a decade, the Merrell® Moab has been the choice of hikers when a choice needs to be made, making it the bestselling hiker in the world. Famous for its out-of-the-box comfort, durability and all-purpose versatility, its predecessors have enabled 25 million people to step further outdoors. The Moab Speed Thermo is a lightweight, protective hybrid designed to give you confidence to tackle any cold weather trail.