C9 Champion Girls' Power Core Compression Tights are a must-have staple in any active girl's wardrobe. The lightweight, polyester/spandex blend is perfect for layering and a quick and easy way to add extra warmth without all the bulk. Compression pants are designed to keep her warm by wicking-away moisture, making it an ideal base layer for cold weather practices or while playing outside in the snow. Leggings also look great when paired with skirts or tunics. Machine washable.