The Women's Tundra Trax Booties by Outdoor Research are ideal for cold weather activities such as winter camping and lounging in cooler climates. They feature a water-resistant and breathable Pertex Quantum Eco shell and are insulated with PrimaLoft Gold, ensuring warmth in chilly conditions. The booties are equipped with a rugged rubber sole for traction and a drawcord cuff to seal in warmth.