New York Post may be compensated and/or receive an affiliate commission if you click or buy through our links. Featured pricing is subject to change. Most notably, the viral lululemon Define Jacket ...

I did, however, have reservations about the BBL promise. If this is actually more of a deterrent for you (as it is for me), worry not. Sizing plays a key role in how closely the jacket hugs your ...

Over the past year, there’s one athleisure item I’ve spotted in just about every workout class I’ve been to: Lululemon’s Define jacket. Because we review the cult-favorite workout brand regularly here ...

If you've been on TikTok at all lately – and, let's be real, who hasn't!? – then you'll likely (read: definitely) have seen videos of people claiming that the Lululemon Define Jacket 'gave them a BBL' ...