Saucony Women's Kinvara 4 GTX Running Shoe 100% Synthetic Imported Synthetic sole Waterproof and breathable Gore-Tex membrane Flex Film welded to the upper to reduce thickness HydraMAX moisture-wicking collar lining PowerGrid technology effectively centers the foot, absorbs impact and distributes pressure, resulting in a smooth and responsive ride High Abrasion EVA (EVA+) lightweight alternative to rubber in the midsole and outsole construction XT-900 carbon rubber outsole material that offers exceptional traction and high-wear properties Don't let the weather stand between you and your run thanks to this waterproof offering from Saucony.