Performance meets durability in the Merrell MTL Adapt Matryx. Whether you're grinding through an ultra marathon or exploring new trails, the MTL Adapt Matryx gives you cushioning and protection that you can depend on. The Matryx® upper weaves together Kevlar and high-tenacity polyamide for lightweight durability that breathes, while the FloatPro+™ Foam midsole keeps you comfortable. With Vibram® MegaGrip® traction for confidence on both wet and dry surfaces, this trail shoe transitions seamlessly from rugged terrain to smooth singletrack. Details: Upper: The innovative Matryx® upper combines multi-filament threads of Kevlar and high-tenacity polyamide into a single lightweight layer that offers superior breathability and abrasion resistance. Strategic 3D print and TPU overlays reinforce high-wear zones, while the padded collar and breathable mesh lining ensure all-day comfort. Reflective details keep you visible during dawn patrol or evening adventures. Midsole: FloatPro+™ Foam technology features a soft core for plush comfort combined with firm sidewalls that deliver stability and responsiveness when the trail gets technical. This dual-density design maintains its performance characteristics through your longest efforts. Outsole: Vibram® MegaGrip® rubber compound with 4 mm lugs provides exceptional traction on both dry and wet surfaces. The specialized lug pattern enhances grip while shedding debris with each step, keeping you connected to the trail.