The Asics Mens Gel Resolution 5 Tennis Shoes Black and Orange are designed with the latest technology for stability comfort and performanceUpper Improved Flexion Fit upper provides formfitting comfort and support PHF Personal Heel Fit features memory foam lined heel collar for comfort and a personalized fitMidsole Rearfood and Forefoot GEL Cushioning System with Solyte midsole provides superior cushioning propulsion and lightweight support Propulsion Trusstic System reduces sole unit weight while retaining structural integrity and providing responsive support DuoMax Support System features dualdensity to enhance support and stability Outsole The Extended Trusstic System allows full ground outsole contact and reduces sole unit weight while retaining structural integrity and providing responsive support The AHAR outsole provides exceptional durability in highwear areas6Month Outsole WarrantyColor Black WhiteNeon Orange