The GEL-Kayano 23 shoe features our revolutionary FlyteFoam Technology for the optimal balance of lightweight cushioning comfort for a luxurious ride. The FluidFit upper leverages seamless stretch mesh reinforcements to increase forefoot support, while adapting to the foot's natural motion to create a custom sock-like fit. Our Forefoot and Rearfoot GEL Cushioning Systems absorb shock upon impact to equip overpronators with a smooth and effortless transition between heel strike and toe-off phases. Weight : 9.2. Heel Height : 24mm. Forefoot Height : 11mm.