Start low, aim high. Designed for all types of workouts, the Nike Dri-FIT Swoosh front zip sports bra takes a classic design to a new level with fabric made from at least 75% recycled polyester fiber. The bra is easy to put on and take off, while the semi-automatic zipper locking system keeps it from opening. The breathable mesh in the back keeps you cool. The semi-automatic locking front zipper prevents accidental opening while making it easy to put on and take off. It stays in place when you press it, yet is still very easy to open. It also has an inner buckle for double the security. Nike Dri-FIT technology wicks away sweat for faster evaporation, keeping you dry and comfortable. The mesh back lets your skin breathe.Stretchy fabric and elastic band under the chest provide a comfortable compression effect while sculpting the silhouette to ensure a snug fit at the cups.