ASICS GT 2170 GS Running Shoe (Little Kid/Big Kid) 100% Synthetic and mesh Rubber sole Rearfoot and 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. DuoMax Support System A dual density midsole system positioned to enhance support and stability, positioned sport specifically. Trusstic System