The adidas adiPure Barefoot Trainer Lace training shoe feels like you're working out barefoot, resulting in increased muscle activation and higher training efficiency. Mesh upper ensures comfortable breathability while welded overlays provide foot support. Lacing construction allows adjustment in tightness, which provides a snug fit. Specially engineered midsole/outsole construction enables superb responsive feeling of ground contact. Non-removable insole. Non-marking rubber outsole. Wt. 5.6 oz.