The Merrell Test Lab (MTL) collection represents the pinnacle of trail footwear innovation and performance. Designed for elite athletes, the MTL line combines cutting-edge product design, advanced materials, and technologies sourced from industry leaders. Through thousands of hours of professional athlete testing, feedback, and validation, MTL products are crafted to adapt to any challenge nature presents. With its commitment to innovation, MTL drives leadership in the competitive trail running market.

The MTL LongSky 2 is the ultimate trail running shoe for durability and comfort over long distances. Its lightweight mesh upper is reinforced with multi-filament threads, providing exceptional protection and breathability. The FloatPro™ Foam midsole delivers lightweight cushioning for extended runs, while the Vibram® MegaGrip™ outsole ensures superior traction on both wet and dry surfaces. Built to handle rugged terrain, the LongSky 2 is the perfect companion for trail runners who need reliable performance, comfort, and grip to conquer the toughest adventures.

The MTL SkyFire 2 is built for athletes who demand speed and agility on the trails. Designed to be powerfully fast and practically weightless, it features a lightweight mesh upper reinforced with durable threads for a secure yet breathable fit. With a Rock Plate for enhanced protection, FloatPro™ Foam for responsive cushioning, and a Vibram® MegaGrip™ outsole delivering exceptional grip on wet and dry surfaces. Perfect for those seeking a competitive edge.