A serious trail runners new favorite companion, our CTM Ultra Trail shoe is perfect for high-mileage running athletes. This premium trail running shoe performs and responds beautifully on varying off-road surfaces. Featuring a Ud Foam™ midsole and one piece engineered mesh upper, this fast, lightweight and amazingly durable trail shoe delivers. You will have no problem piling up the miles in this premium, trail running shoe. One-piece engineered mesh upper with seamless TPU protection elements Ud Foam™ midsole - lightweight, ultra high rebound, and ultra durable Ultra Rebound™ insole for maximum energy return against the foot 2-piece lugged traction rubber outsole capable off-road or moderate to lightly technical trail surfaces and in varying climate conditions Weight: 346 g (size US 9) Stack height heel: 40 mm Stack height forefoot: 30mm We recommend sizing up half a size. FABRIC: 100% polyester Jacquard+TPU no-sew,Midsole: 100% EVA Foam, Outsole: 100% Rubber FIT: Athletic