Merrell x Snow Peak Mens Speed Arc Matis GTX ShoesBlack Sneakers GORE TEX waterproof membrane, exceptional breathability and waterproof performance Removable EVA foam footbed Lightweight FlexPlate technology provides torsional rigidity, lateral stability, and forefoot flexibility FloatPro foam two part midsole for lightweight comfort that lasts Vibram MegaGrip high performance rubber outsole features unparalleled grip on both dry and wet surfaces Breathable mesh and TPU upper 60% recycled laces