CLIMALITE KNOT TANK TOP A MOISTURE-WICKING TANK TOP DESIGNED FOR KNOTTING. When the gym becomes your home away from home, this women's training tank top is your go-to garb for any workout routine. It's made of lightweight Climalite fabric that wicks moisture and helps keep you dry. Soft and stretchy, this round-neck top features a roomy fit at the shoulders that lets you move with ease when your workout intensifies. Extra length on both sides offers the option of knotting in front or back.