The Champion Women's Freedom Seamless Racerback Sports Bra is a top-selling sports bra on Amazon. It is designed with a seamless construction for maximum comfort and support during workouts. The racerback design allows for a full range of motion, while the moisture-wicking fabric keeps you dry and cool. This sports bra also features a compression fit to minimize bounce and provide added support. With over 10,000 positive reviews, it's no wonder this bra is a best seller.