ASICS Men's GEL-Blackheath Field Shoe 100% Synthetic leather and synthetic fiber Rubber sole GEL Cushioning System attenuates shock during impact phase Raised-gradient heel places the foot in a more natural position to the ground and helps to reduce strain on the structures of the leg. Trusstic System links the rearfoot and forefoot and shores the midfoot Multi-studded rubber outsole provides excellent traction on all field conditions