Designed to provide lightweight cushioning the men's Gel-Kayano 20 Trainers from Asics feature a breathable mesh upper with Fluid Fit technology which offers a comfortable glove-like fit. With Guidance Line® technology which guides your foot from impact through to push-off for a more efficient running style the trainers also have Dynamic Duomax technology to enhance gait efficiency. Featuring an anti-microbial ComforDry™ sockliner which creates a cool and dry environment for your feet they also have gel cushioning in the rearfoot and forefoot to attenuate shock during the impact and toe-off phases. Boasting a two-layered Fluid Ride midsole for improved cushioning and better bounce back the trainers have a blown AHAR rubber outsole which has high abrasion-resistant qualities for optimum durability. - L.M. Features: Men's Gel-Kayano 20 Trainers from Asics Provides lightweight cushioning Breathable mesh upper with Fluid Fit technology for a glove-like fit Guidance Line technology guides your foot from impact through to push-off for a more efficient running style Clutch counter for improved support and fit around the heel Dynamic Duomax technology to enhance gait efficiency Anti-microbial ComforDry™ sockliner Gel cushioning in the rearfoot and forefoot to attenuate shock 2-layered Fluid Ride midsole for improved cushioning and better bounce back Reflective details to keep you visible SpEVA 55 lasting for enhanced cushioning and comfort Discreet eyelets Guidance trusstic improves midfoot structural integrity Durable blown AHAR rubber outsole for enhanced cushioning