The Electrify NITRO™ 3 running shoe is designed for young runners. It features a dual midsole with more NITROFOAM™ in the heel and durable PROFOAMLITE throughout the rest of the midsole. This provides better responsiveness and a smoother ride. The breathable mesh upper has a futuristic look, and the rolled collar and heel hug your foot. This shoe is perfect for new female runners looking for good value.