MADE FOR: Road to Trail Running The Merrell Morphlite road-to-trail running shoe is a revolutionary choice designed to adapt seamlessly to various terrains. Its innovative construction merges dual-purpose technologies, boasting a state-of-the-art running shoe foam that ensures unparalleled comfort. The shoe's custom lug pattern strategically placed throughout the center of the foot offers enhanced traction for road runs, while its increased depth along the perimeter ensures superior grip and stability on trails.