Bathing your legs in comfort and performance, the SmartWool Girl's Microweight Bottoms feature next-to-skin custom-fitting, a covered elastic waistband, and flatlock seams. SmartWool 100% jersey knit Merino wool that has tiny air pockets providing an insulating layer of natural air, is the Great body temperature regulator, and will keep you cooler in the heat and warmer in the cold. With wool being the most efficient moisture management material on the market, the effective Microweight bottoms keep you dry, itch free, odor free, and ensure all day comfort. Washer and dryer friendly, this easy to care for garment is shrink free.