Neutral runners and even overpronators will love the smooth and cushioned ride of ASICS GT-1000 4 running shoes. With excellent support you'll feel much more confident throughout your gait cycle. New colors pop on your feet for an updated look. This 4th version has a newly designed upper with engineered mesh and minimal yet supportive reinforcements.Upper: Padded tongue and heel collar enhance comfort. Lace-up front offers an adjustable fit. Synthetic overlays offer lightweight support. Mesh provides breathable flexibility. Midsole: Impact Guidance System (I.G.S®) employs linked componentry to enhance the foot's natural gait form heel strike to toe-off. Rearfoot and Forefoot GEL® Cushioning Systems attenuate shock during impact and toe-off phases, and allows movement in multiple planes as the foot transitions through the gait cycle. SpEVA® Midsole Material improves bounce-back characteristics and decreases midsole breakdown. DuoMax® Support System is a dual-density midsole system positioned to enhance support and stability, positioned sport-specifically. Guidance Trusstic System® integrates Guidance Line® construction for enhanced gait efficiency while providing midfoot structural integrity.Outsole: Guidance Line® vertical flex groove decouples the tooling along the line of progression for enhanced gait efficiency. AHAR® (ASICS High Abrasion Rubber) is placed in critical areas of the outsole for exceptional durability.