Train in comfort and style for your upcoming season in theNew Balance 40v1 Trainer. This trainer has a synthetic no sew upper with a TPU yarn woven mesh reinforcement, and a rapid rebound midsole in the forefoot to keep you comfortable and light on your feet along with a REVlite heel. Synthetic and mesh upper for a perfect fit. RevLite midsole gives you elite cushioning. Vibram outsole for extreme durability. Wt. 8.8 oz.