ASICS GEL-Resolution 6 - Men's The pinnacle of the Asics stability tennis line, the new Gel-Resolution 6 delivers premium performance and comfort for the players looking for an edge over their opponent. External heel counter with a new emphasis on midfoot support and stability. Extended Flexion Fit construction in the midfoot and lateral support brace maximizes stability while maintaining comfort. Midsole features FluidRide construction in the mid and forefoot which provides plush underfoot comfort. Rearfoot and Forefoot Gel Cushioning Systems provide impact protection to keep your feet feeling fresh throughout long matches. PGuard Toe Protector delivers long-lasting durability, so your shoes hold up during a long season. P.H.F (Personal Heel Fit): Memory foam-lined heel collar molds to your heel, creating a personalized fit. Solyte midsole material is lighter than Asics' standard EVA and SpEVA and is combined with improved cushioning and durability. Impact Guidance System enhances the foot's natural function and performance by linking the shoe's components. AHAR Plus rubber outsole increases the durability of this shoe, so the tread lasts many matches.