361 Fantom Women's Seashell/White Replacing the 361 Spinject, the 361 Fantom running shoes are an everyday, go-to training shoe for neutral runners. This model offers a blend of support and comfort for an enjoyable ride. A seamless knit upper hugs the foot for a comfortable, sock-like fit that offers easy movement and excellent breathability. QU!KFOAM within the heel and forefoot give runners a cushioned response with each step of the run. Find out why this shoe made the Runner's World 2019 Fall Shoe Buyer's Guide! Upper: Features a seamless performance knit upper that contours to the foot for a supportive, sock-like feel with added breathability and freedom of movement. Padded tongue and heel collar enhance comfort. Lace-up front offers an adjustable fit. Midsole: QU!KFOAM in the heel and forefoot provides comfort and a well-cushioned ride. Outsole: QU!K Flex 4Foot Engineering provides a more natural and balanced toe-off and enhances ground contact for better acceleration.