The New Balance Outdoor MO69 Trainers are made for tough terrain, with an aggressively lugged sole and full ground contact outsole. Comfortable and secure, the MO69 trainers feature lightweight midsole cushioning and a FantomFit upper with no-sew overlays to keep your feet secure. Ndurance rubber around high-wear areas increase the durability for long lasting wear. - A.D. Ndurance rubber compound for maximum outsole durability 4 mm drop: due to variances created during the development and manufacturing processes, all references to 4 mm drop are approximate Aggressive lugged outsole gives maximum traction for off-road activities IMEVA (injection-moulded EVA foam) midsole for firm yet flexible cushioning Synthetic suede/mesh upper Weight: 282 grams