The Tillamook Trail uses techy materials and a lightweight design to give you ultimate comfort. The midsole features adiPRENE® and adiPRENE®? for a smooth, fast ride. Upper is Leather/textile. Lining is Textile. Inlay foam insole for comfort. Midsole is adiPRENE® insert in heel for comfort and shock absorption. TRAXIONTM plate for added forefoot protection. TORSION® SYSTEM for midfoot integrity. adiPRENE®? insert for forefoot propulsion and efficiency. Outsole is Rubber outsole for durability and comfort.