【Watch Young & Beautiful Vol. 10 Online】

Lena Dunham posted a nude selfie on Watch Young & Beautiful Vol. 10 OnlineInstagram this week, but according to one very adept mansplainer, she was doing it all wrong.

SEE ALSO: Lena Dunham drags magazine's 'diet tips' after it puts her on the cover

In the nude selfie, which was posted on Instagram, Dunham is topless and covering her breasts with her arm. But, one guy decided to chime in with his thoughts on her pose, informing Dunham that she wasn't cupping her boobs correctly.

View this post on Instagram

The Insta user told Dunham that the apparent correct technique for nude selfies is actually to "hold the boobs up over the arm" in an effort to enhance the cleavage. Um, what?

Mashable Trend Report Decode what’s viral, what’s next, and what it all means. Sign up for Mashable’s weekly Trend Report newsletter. By clicking Sign Me Up, you confirm you are 16+ and agree to our Terms of Use and Privacy Policy. Thanks for signing up!

Original image has been replaced. Credit: Mashable

The mansplaining didn't go unnoticed by others.

This Tweet is currently unavailable. It might be loading or has been removed.

In fact, Dunham herself expressed gratitude for the guy's highly educational comments.

This Tweet is currently unavailable. It might be loading or has been removed.

This Tweet is currently unavailable. It might be loading or has been removed.

Phew, thank goodness this guy was around to educate women on how to pose!

---

Featured Video For You

---

The world's longest pizza is over a mile long

---

(Editor: {typename type="name"/})