Innovative updates are sure to make the ASICS® GEL-Kayano® 21 running shoe a favorite workout partner for mild-to-moderate overpronators. A new heel construction complements the premium, adaptive FluidFit™ upper of this men's trainer—which pairs multi-directional stretch mesh with stretch overlay reinforcements—and the Heel Clutching System™, featuring an exoskeletal heel counter for improved support and fit. Improved Dynamic DuoMax® enhances stability and support at a reduced weight . The premium OrthoLite® X-40 foam sockliner manages moisture and odor as it cushions. The innovative, updated FluidRide™ midsole combines both bounce back and cushioning properties at a reduced weight that delivers exceptional durability to the ASICS® GEL-Kayano® 21 running shoe.10mm heel-to-toe dropDynamic DuoMax®FluidFit™FluidRide™Foam-cushioned socklinerForefoot height: 12mmGEL® Cushioning SystemGuidance Line®Guidance Trusstic System®Heel Clutching System™Heel height: 22mmImpact Guidance System (I.G.S.®)Mesh and synthetic upperOrthoLite® X-40Padded tongue and collarRubber outsoleSeven-eye lace closureWeight: 10.9 oz.Style Number: T4H2N-9001View All ASICS® ProductsCustomer Reviews for Men's ASICS® GEL-Kayano® 21