T4H2N0191 | Men's GEL-Kayano® 21 | White / Lightning / Flash Yellow
- Impact Guidance System (I.G.S.®): ASICS® design philosophy that employs linked componentry to enhance to foot's natural gait from heel strike to toe-off.
- FluidRide™: The latest evolution in ASICS midsole technology, FluidRide™ provides the ultimate combination of bounce back and cushioning properties with reduced weight and exceptional durability.
- FluidFit™: ASICS FluidFit™ upper technology combines multi-directional stretch mesh with reinforcements that adapt to the athlete's foot, creating a truly customized glove-like fit.
- Heel Clutching System™: Exoskeletal heel counter provides improved support and creates improved heel fitting environment.
- Rearfoot and Forefoot GEL® Cushioning System: This evolution of DuoMax system enhances stability and support. with reduced weight and increased platform support.
- Guidance Line®: Vertical flex groove decouples the tooling along the line of progression for enhanced gait efficiency.
- Guidance Trusstic System®: This Trusstic System® integrates Guidance Line® construction for enhanced gait efficiency while providing midfoot structural integrity.
- ComforDry X-40 Sockliner: This premium sockliner features higher rebound properties while providing excellent moisture management, high level breathability, and antimicrobial properties.