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

Tennis star Serena Williams attends the launch of her Berlei Bras Line at Macy's Herald Square on August 25, 2016 in New York City. Get premium, high resolution news photos at Getty Images

Serena Williams on Confidence, Sports Bras, and Body Image - Serena Williams Launches Berlei at Macy's

Serena Williams shows off Berlei bra at lingerie event ahead of Australian Open

Serena Williams on Confidence, Sports Bras, and Body Image - Serena Williams Launches Berlei at Macy's

Serena Williams shows off Berlei bra at lingerie event ahead of Australian Open

Serena Williams Stuns In Pink Bra And White Blazer As She Attends A Sports Bra Launch –

Serena Williams –

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

Serena Williams on Confidence, Sports Bras, and Body Image - Serena Williams Launches Berlei at Macy's

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Serena Williams on Confidence, Sports Bras, and Body Image - Serena Williams Launches Berlei at Macy's

Serena Williams shows off her abs and curves in Berlei bra