adidas Performance Nitrocharge 4.0 FXG J Soccer Cleat (Big Kid) 100% Synthetic Leather/Textile n/a Rubber sole Nitrocharge 4.0 with abrasion-resistant upper and energysling design for fit and support Synthetic leather upper for fit and support Soft textile lining for comfort and fit Die-cut ethylene vinyl acetate sockliner for comfort and cushion New flexible firm ground tooling for natural and artificial outdoor surfaces