The Merrell Morphlite road-to-trail running shoe brings together dual-purpose technologies for multi-terrain movement This shoe features our best running shoe foam for premium comfort atop a custom lug pattern designed for road runs throughout the center of the foot with increased depth for trail traction around the perimeter Running comfort and traction come together in an athletic package with the Merrell Morphlite road-to-trail running shoe. The Merrell Morphlite road-to-trail running shoe brings together dual-purpose technologies for multi-terrain movement. This shoe features our best running shoe foam for premium comfort atop a custom lug pattern designed for road runs throughout the center of the foot with increased depth for trail traction around the perimeter. Running comfort and traction come together in an athletic package with the Merrell Morphlite road-to-trail running shoe.