Womens athletic sneaker best for high-performance fitness walking, APMA Approved: Awarded the American Podiatric Medical Association Seal of Acceptance for products that promote good foot health. PERFORMANCE TESTED: Proven in lab testing to provide low deceleration, braking, and impact forces + Very high perceived cushioning INNOVATIVE TECH: Full-length RE-ZORB responsive cushioning for shock absorption + impact protection, plus lightweight RE-ZORB LITE pads in the forefoot and heel, MATERIALS: Breathable air mesh + Padded tongue and heel collar + Durable molded heel overlay CLOSURE: Secure lace-up front, INSOLE: Anatomical insole with extra arch support + heel support and partially recycled EVA, MIDSOLE: Lightweight EVA for soft cushioning + Full-length RE-ZORB responsive cushioning, OUTSOLE: Durable two-piece rubber sole for grip + Built-in compression channels for shock absorption RYKÄSHIELD STAIN PROTECTANT: Product works by 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 Rykä does not guarantee that this product will work to remove any and all stains, particularly after repeated use.