Tennis star Serena Williams attends the launch of her Berlei Bras News Photo - Getty Images

140,134 Serena Williams Photos & High Res Pictures - Getty Images

Serena Williams Flashes Her Bra at Pre-US Open Event: Photo 3742560, Rafael Nadal, Serena Williams, Venus Williams Photos

Serena Williams shows off abs, Berlei sports bra

48 Connor Sports Stock Photos, High-Res Pictures, and Images - Getty Images

139,493 Of Serena Williams Photos & High Res Pictures - Getty Images

US tennis Champion Serena Williams and models attend Berlei Sports News Photo - Getty Images

Serena Williams flaunts athletic body in Berlei sportswear

Serena Williams shows off her abs and curves in Berlei bra

139,493 Of Serena Williams Photos & High Res Pictures - Getty Images

Serena Williams shows off her bust for Berlei lingerie label