Lotto - Serie A Turf (Black) - Men's: Excellent leather model for high level players and referees. Uses Shock-Off, an insert of low density polyurethane or EVA, placed in the sole below the heel which aids in cushioning and helps protect the foot by absorbing and dissipating impact traumas. Features PUNTOFLEX, a special technical device placed across the sole in the metatarsal area which allows correct foot flexion and excellent rebound. Waterproof full grain leather. Anatomically shaped tongue. Double density PVC insole. Wide last.