For lightweight warmth and comfort, consider the Arc'teryx Women's Rho LT Base Layer Bottoms. Made with a blend of polyester and elastane, these pants offer a comfortable and stretchy fit. The fabric is moisture-wicking and quick-drying, keeping you dry during intense activities. The flatlock seams reduce chafing, and the wide waistband provides a secure and flattering fit. Whether you're skiing, snowboarding, or hiking, these base layer pants will keep you warm and comfortable.