The ASICS Solution Speed FF tennis shoes are a brand new, modern take on traditional court shoes. Players will love the low profile design and the Flexion Fit upper thats durable and form-fitting, allowing for quick movements on the court. Rearfoot and Forefoot GEL® Technology Cushioning Systems provide lightweight impact protection. Upper: PGuard® Toe Protector is designed to enhance durability. Flexion Fit® upper provides form-fitting comfort without sacrificing support. Includes and Ortholite® Sockliner. Midsole: Features FlyteFoam® Midsole Technology. Rearfoot and Forefoot GEL® Cushioning Systems attenuate shock during impact and toe-off phases, and allows movement in multiple planes as the foot transitions through the gait cycle. Lateral Propulsion Trusstic® mimics connective tissue in the foot by creating tension as the foot enters propulsion stage. Outsole: AHAR® High Abrasion Rubber placed in key areas of the outsole provides exceptional durability.