Made with the patented OOfoam - soft, durable, provides extra-cushioning, and shock absorption. * Reduces the impact of walking on hard, unnatural surfaces to help prevent foot fatigue. * Great for plantar fasciitis as the footbed conforms to your foot to provide customized support. * Great for arthritic feet as the footbed is soft and super shock-absorbent. * OOfoam is easy to clean, it does not absorb water, is machine washable and is water resistant