With inspiration from out 90s innovation and heritage, the NEW Silo has a design language that those in the know, know. With a high rebound, STI Energy Foam mid-sole that is wrapped with a 400NBS rubber outsole, this shoe is amazing, comfortable, functional, and durable. The synthetic upper keeps the Silo lightweight, breathable and anchored to the innovation that éS has pioneered for over 20 years of premium shoe making.