Baselayer, thermalsâ undies? Whatever you call them, our latest moisture managing KMDAction Leggings will help regulate your temperature as your tempo changes. They're the foundation of any layering system and will deliver on breathable, quick-drying performance.Designed to fit and stretch, these leggings have a Polygiene finish to help them stay fresh and feature Polartec Power Dry to help take your outdoor adventures to the next level.Made with seven recycled plastic bottles.