Adidas By Stella McCartney - This black Performance Essentials tank top is shaped from a quick-drying technical blend fabric containing almost 80% recycled materials – in line with Adidas By Stella McCartney's sustainable focus. It's shaped with cool perforated panels, a scoop neck and breezy racerback, then accented with high-shine rubberised piping for a contoured effect. Team it with all-black activewear for your next morning run.