ASICS Lady GEL-PHOENIX 5 Running Shoes Rearfoot & Forefoot GEL Cushioning Systems - Attenuates shock during impact and toe-off phases, and allows movement in multiple planes as the foot transitions through the gait cycle. Full Length Guidance Line - Vertical flex groove decouples the tooling along the line of progression for enhanced gait efficiency. SpEVA Midsole Material - Employes SpEVA lasting material for a soft but stable platform that improves bounce back characteristics and decreases midsole breakdown for a more comfortable and durable ride underfoot. Dynamic DuoMax Support System - A dual density midsole system positioned to enhance support and stability, positioned sport specifically. Trusstic System - Reduces the weight of the sole unit while retaining the structural integrity of the shoe for a lightweight ride.