Water-resistant textile FlexShell upper with reinforced Flex Filmâ"¢ overlays. Pro-Lock technology provides a better fit and added flexibility. Lightly padded tongue and collar. Redesigned collar for a better fit and feel. RUNDRY lining wicks away moisture to keep feet cooler and drier. Fixed foam footbed for underfoot comfort. Ultralightweight PowerGridâ"¢ midsole cushioning optimizes rebound and delivers a smoother ride. Enhanced EVA+ midsole supplies optimal abrasion resistance. Extended heel crash pad promotes smoother transitions. Differential: 4 mm XT-900â"¢ carbon rubber outsole material delivers exceptional traction and long-lasting wear. Lightweight iBR+â"¢ rubber supplies cushioning and durability in the forefoot. Imported.