A tried-and-true model, the GEL-Quantum 180(TM) 3 takes on running days, training days, and work days with fearless confidence. The new athletic-inspired upper incorporates lightweight seamless materials for an updated look and ultra-comfortable fit. Equipped with rearfoot GEL(R) cushioning and a Solyte(R) Midsole, this easy runner packs effective, long-lasting comfort all day long Synthetic leather and mesh upper. Rearfoot and Forefoot Gel(R) 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. Seamless Construction: The use of seamless materials reduces the potential for irritation and friction caused by traditional stitches and seams. Trusstic System(R) Technology: Reduces the weight of the sole unit while retaining the structural integrity of the shoe. Solyte(R) Midsole Material: A lighter-weight midsole compound than ASICS standard EVA and SpEVA(R) midsoles. Also features enhanced cushioning and durability. ComforDry(TM) Sockliner: Removable sockliner provides cushioning performance and moisture wicking for a cooler, dryer, healthier environment. Reinforced toe cap. Trail specific outsole. EVA sockliner. Heel Height: 21mm. Forefoot Height: 11mm. Imported.