Light in weight but not performance, the Asics Gel Solution Slam has Forefoot Gel Cushioning combined with an AHAR outsole to provide excellent shock absorption and outstanding traction. A flexible synthetic leather upper gives much needed support and comfort making the Gel Solution Slam ideal for that tennis player looking for a great light weight, lower-profile shoe at a value price.Color: Black/Royal BlueAHAR-ASICS High sion Rubber. Placed in critical areas of the outsole for exceptional durability.Forefoot GEL Cushioning System-Attenuates shock during impact phase.SpEVA Midsole Material-Improves bounce back characteristics and decreases midsole breakdown.Synthetic Leather UpperTrusstic System-Reduces the weight of the sole unit while retaining the structural integrity of the shoe.Average weight: 11.6 oz. (Mens 10.5)