Our 3D stretch technology guarantees a comfortable fit that moves with you through every layer in the Formula Pro Pants. From the shell to the insulation and lining, these pants offer maximum flexibility for quick turns and thrilling descents. The waterproof softshell fabric and our KJUS FAST Thermo Core (TM) stretch insulation provide warmth and protection in the harshest of conditions. Kjus Formula Pants Womens | White | Christy Sports