150 gsm- Introducing the Women's Vapor Racerback Tank, the only athletic-fit top you'll ever need from here out. Why's that? Made with our proprietary lightweight and naturally cooling Vapor fabric, this sleek racerback design is the ideal piece for a life on the move. Wear it running, hiking, biking, climbing, fishing, backpacking, or even just walking around town on a sunny day. It all plays. Easy, breathable, and comfortable, it also boasts a quick-dry composition, antimicrobial profile (no-odor), and a moisture-wicking foundation. So go ahead, live full-speed, sweat it up or just kick back and relax - you'll finally have a tank to cover every need of every day.