The Asics Men's GEL-Resolution® 7 is the latest update to one of the world's top selling tennis shoe. This tennis shoe provides maximum stability with a lower external heel counter than previous versions to fix the fit problems that some people had in previous versions. Asics introduces a redesigned FlexionFit® upper for even more midfoot support and comfort that Asics is known for. The durable Super AHAR® material is strategically positioned on the outsole for the ultimate resistance to wear and tear on the hard court and also comes with a 6-month outsole durability guarantee! This is a great option for anyone looking for a premium tennis shoe. Upper FLEXION FIT® UPPER- Proprietary upper which provides form fitting comfort without sacrificing support. PGUARD® TOE PROTECTOR- Enhanced toe durability. P.H.F™ (PERSONAL HEEL FIT) COLLAR LINING- 2 layers of memory foam line the collar and mold to the athlete’s heel, creating a personalized fit. Midsole GEL® CUSHIONING SYSTEM- Attenuates shock during impact in the rear and forefoot, and allows movement in multiple planes as the foot transitions through the gait cycle. TRUSSTIC SYSTEM® TECHNOLOGY- Reduces the weight of the sole unit while retaining the structural integrity of the shoe. SOLYTE® MIDSOLE MATERIAL- A lighter weight midsole compound than ASICS' standard EVA and SpEVA®. Also features enhanced cushioning and durability. I.G.S® (IMPACT GUIDANCE SYSTEM)- ASICS® design philosophy that employs linked componentry to enhance the foot's natural gait from heel strike to toe-off. Outsole AHAR® PLUS OUTSOLE- Strategically positioned in critical areas of the outsole, this exceptionally durable compound is 50% more durable than standard ASICS High Abrasion Rubber. 6-MONTH OUTSOLE WARRANTY- Warranty against excessive outsole wear up to 6 months.