Design: Best for high-performance fitness walking Proven in lab testing to provide low deceleration, braking, and impact forces plus a very high perceived cushioning Secure lace closure Breathable air mesh In-Shoe Comfort: Full-length RE-ZORB(R) responsive cushioning for shock absorption and impact protection, plus lightweight RE-ZORB(R) LITE pads in the forefoot and heel Anatomical heel with extra arch and heel support (made with partially recycled EVA) Padded heel and tongue collar Durability & Traction: Two-piece rubber outsole adds durable grip and has built-in compression channels for shock absorption Durable molded heel overlay Additional Details: Care Instruction: Product works best by cleaning immediately after a spill by running cold water over the shoe. Use only cold water to remove the following stains: dirt, mud, coffee, ketchup, blood. Do not wipe the shoe with any product, including water, as it can cause the stain to be absorbed into the material. Results may vary and Ryka does not guarantee that this product will work to remove any and all stains, particularly after repeated use Weight: 244 g/8.6 oz per shoe Heel-to-Toe Drop: 10 mm