ASICS Men's fuzeX Running Shoe 100% Textile/Synthetic Imported Rubber sole Shaft measures approximately 3" from arch fuzeGEL Midsole: ASICS' newest GEL cushioning technology made from the fusion of GEL and foam creates lightweight adaptable comfort, providing rearfoot shock absorption that shifts to forefoot bounce. Seamless Construction: The use of seamless materials reduces the potential for irritation and friction caused by traditional stitches and seams. ComforDry Sockliner: Removable sockliner that provides cushioning performance and moisture wicking for a cooler, dryer, healthier environment. ComforDry Lasting: This lasting material features plush underfoot comfort while providing excellent moisture management and a high level of breathability. AHAR Outsole: Acronym for ASICS High Abrasion Rubber. Placed in critical areas of the outsole for exceptional durability.