adidas Outdoor Terrex Fast R GTX Hiking Shoe- Men's Blue Beauty/Black/Vivid Yellow Mesh / Synthetic Lining: Gote-Tex extended comfort footwear - Waterproof and breathable. Ideal for higher activity levels. Midsole: Full forefoot adiPRENE+ for forefoot propulsion and efficiency. Inlay: Molded Ortholite sockliner for best foot climate and comfort. Midsole: Outdoor specific Formotion unit for enhanced motion control and downhill comfort. Outsole: Traxion featuring Continental rubber for extraordinary grip.