Asics Gel Nimbus 24 TR Women's Neutral Running Shoes Nature Bathing/Night Shade

I.G.S.
The Impact Guidance System (I.G.S.) is an Asics design philosophy. It aims to make shoe components from rear to midfoot and forefoot to work together effectively to allow the body to perform in a natural manner.  Asics designers strive to compliment, not correct, how the legs and feet move.

Rearfoot GEL
ASICS GEL is a shock absorption system that uses silicone to satisfy the needs of amateurs and professional athletes alike. Rearfoot GEL offers omni-directional shock absorption, it not only absorbs harmful shock, but helps to stabilize impact forces on the heel.

Trusstic System
The Trusstic System offers a bit more torsional rigidity for added support.

AHAR+
Highly abrasion-resistant rubber, strategically placed in areas of greatest impact, such as the heel, to increase the durability and protection of the sole.

FlyteFoam
FlyteFoam is a very lightweight and durable new generation cushioning. The innovative formula of the foam is characterized by a combination of materials that increase foot release with a delicate push.