A disruptive new take on an unrivaled runner, the GEL-Quantum 360™ 4 provides premium performance and extreme endurance. Cushioned with 360 degrees of our signature GEL® technology, this shoe delivers a responsive, spring-loaded ride that doesn't quit. The all-new woven upper surrounds your foot with lightweight comfort and locked-down support, while the customizable eyelets allow for a personalized, secure fit. Ready, set, RUN. Tech & Materials Rearfoot and Forefoot GEL® Technology Cushioning System Attenuates shock during impact and toe-off phases, and allows movement in multiple planes as the foot transitions through the gait cycle. Trusstic System® technology Reduces the weight of the sole unit while retaining the structural integrity of the shoe. Heel Clutching System™Technology Exoskeletal heel counter provides improved support and creates improved heel fitting environment. FluidFit®Upper ASICS FluidFit® upper technology combines multi-directional stretch mesh with stretch reinforcements that adapt to the athlete's foot, creating a truly customized glove-like fit. Seamless Construction The use of seamless materials reduces the potential for irritation and friction caused by traditional stitches and seams. Ortholite® Lasting This lasting material features plush underfoot comfort while providing excellent moisture management and a high level of breathability (Ortholite is a registered trademark of O2 Partners LLC.) Ortholite® X-40 Sockliner This premium sockliner features higher rebound properties while providing excellent moisture management and a high-level of breathability (Ortholite is a registered trademark of O2 Partners LLC.) Solyte® Midsole Material A lighter weight midsole compound than ASICS standard EVA and SpEVA® midsoles. Also features enhanced cushioning and durability. AHAR® Outsole Acronym for ASICS High Abrasion Rubber. Placed in critical areas of the outsole for exceptional durability. I.G.S® (Impact Guidance System) Technology ASICS design philosophy that employs linked componentry to enhance the foot's natural gait from heel strike to toe-off. Recently Viewed Sign Up For Email & Text Be the first to hear about new products, exclusive events and online offers.
Rearfoot and Forefoot GEL® Technology Cushioning System
Attenuates shock during impact and toe-off phases, and allows movement in multiple planes as the foot transitions through the gait cycle.Trusstic System® technology
Reduces the weight of the sole unit while retaining the structural integrity of the shoe.Heel Clutching System™Technology
Exoskeletal heel counter provides improved support and creates improved heel fitting environment.FluidFit®Upper
ASICS FluidFit® upper technology combines multi-directional stretch mesh with stretch reinforcements that adapt to the athlete's foot, creating a truly customized glove-like fit.Seamless Construction
The use of seamless materials reduces the potential for irritation and friction caused by traditional stitches and seams.Ortholite® Lasting
This lasting material features plush underfoot comfort while providing excellent moisture management and a high level of breathability (Ortholite is a registered trademark of O2 Partners LLC.)Ortholite® X-40 Sockliner
This premium sockliner features higher rebound properties while providing excellent moisture management and a high-level of breathability (Ortholite is a registered trademark of O2 Partners LLC.)Solyte® Midsole Material
A lighter weight midsole compound than ASICS standard EVA and SpEVA® midsoles. Also features enhanced cushioning and durability.AHAR® Outsole
Acronym for ASICS High Abrasion Rubber. Placed in critical areas of the outsole for exceptional durability.I.G.S® (Impact Guidance System) Technology
ASICS design philosophy that employs linked componentry to enhance the foot's natural gait from heel strike to toe-off.
