Mile after sweet mile, feet remain in exceptional comfort when you ride in the luxurious cushioning and dynamic response of the ASICS GEL-Nimbus 20 running shoe! ; Predecessor: GEL-Nimbus 19. ; Support Type: Neutral to underpronation (supination). ; Cushioning: High energizing cushioning. ; Surface: Road. ; Heel/Toe: 25 mm/12 mm. ; Differential: 13 mm. ; Please note: The brand recommends ordering a half size larger in this style. ; Breathable mesh and synthetic upper materials. ; 3-D printed overlays offer extra support to give you a customized fit. ; FluidFit upper technology adapts to the foot for a glove-like fit. ; Seamless upper construction reduces the likelihood of irritation. ; Lace-up closure with discrete eyelets to disperse lace tension for a customized fit. ; Heel Clutching System is made up of an exoskeletal heel counter for improved fit and increased support. ; Breathable fabric lining promotes a great in-shoe feel. ; Removable Ortholite® X-40 premium sockliner features higher rebound properties while providing excellent moisture management and a high-level of breathability. ; FluidRide midsole technology provides the ultimate combination of bounce back and cushioning properties. ; Rearfoot and forefoot GEL cushioning systems attenuate shock during impact and toe-off phases, and allowing movement in multiple planes as the foot transitions through the gait cycle. ; Revolutionary FlyteFoam midsole creates a lightweight, responsive ride. ; Gender-specific cushioning uses a lower-density midsole top layer that allows for ladies to better enjoy midsole compression benefits. ; Plus 3 midsole adds 3 mm of additional height on women's models helps relieve Achilles tension. ; DURASPONGE and AHAR rubber outsole materials deliver cushioning, lasting durability, and reliable traction. ; Guidance Trusstic System supplies enhanced gait efficiency without compromising mid-foot structural integrity. ; Guidance Line technology uses a vertical flex groove to decouple the tooling along the line of progression for maximum stride efficiency. ; Ortholite® lasting features plush underfoot comfort while providing excellent moisture management and a high level of breathability. ; Imported. Measurements: ; Weight: 10 oz ; Product measurements were taken using size 7, width B - Medium. Please note that measurements may vary by size. ; Weight of footwear is based on single item, not the pair.