Northwave Fast Polar Shoecover Black. Shoe covers ideal for winter. The inner padding is made of recycled POLARTEC® ALPHA® DIRECT to ensure superior warmth and breathability and continuous transfer of excessive body heat and moisture to the outside. A technology made possible by exclusive Alpha® structures, connected to a solid mesh core. It is hydrophobic, moisture resistant and quick drying. The windproof outer membrane provides additional protection, while reflective details increase your visibility in nighttime conditions. Contains a zipper at the back for easy access.