Protecting extremities is essential in the depths of winter. The Sportful WS Reflex 2 Bootie has a multi-fabric design to keep your feet warm down to -5°C.The body of the overshoe is made from GORE-TEX INFINIUM™ fabric that has the triple crown of being windproof, water-resistant and highly breathable, protecting your feet from elements while combatting moisture build-up. Neoprene foxing on the heel and toe provide extra stretch creating a perfect fit. A neoprene ankle finishing helps keep any rain or road spray out. Key Features GORE-TEX INFINIUM™ 4 Way Warm fabricNeoprene foxing on ankle and heel for extra stretch and perfect fit ,Raw neoprene ankle finishing to help keep water out ,Reflective Sportful logo and reflective piping ,-5°+ C.