adidas - F50+ X-TRX SG (White/Black/Silver) - Men's: For elite footballers who want to adjust their boots to their own playing style or to the needs of the match. Speed lace cover secures the fit and TraXion outsole provides grip. Blown K-leather upper for protection and good ball feel. High-abrasion textile with low water absorption and sock-like fit. Innovative lace cover for optimal fit and increased kicking area. Slip-in, sock-like construction for an enhanced fit. Suede synthetic lining for enhanced fit and comfort. Interchangeable FushionFrame insole boards for customized performance. New X-TraXion clip-in system for adaptable grip on soft terrain. Split outsole for optimized weight and flexibility.