ASICS Men's GEL-Hyper Speed 6 Running Shoe 100% Synthetic Imported Synthetic sole Shaft measures approximately 2.68" from arch Lightweight lace-up running shoe built for fast-paced training in seamless construction Perforated moisture-control sockliner Rearfoot GEL Cushioning System MagicSole vented midsole DuoSole flexible traction outsole