Lotto Stadio Potenza IV 700 FG White/Green/Red UPPER: Durable synthetic leather. Quilted vamp improves ball control. Traditional central lacing. Soft padding around the heel and ankle for added comfort. MIDSOLE: Removable EVA insole for cushioning. Shock Off is a cushioning insert placed in the heel for added comfort. Reactivearch technology offers support and harnesses foot energy. OUTSOLE: PU with conical studs for stable traction on firm, natural surfaces. Puntoflex on the outsole lets the foot to flex properly. WEIGHT: 9.0 oz.