"You know why women's eyes are so noticeable…

The 2019–20 coronavirus pandemic resulted in some requirements to wear face masks.

“You know why women’s eyes are so noticeable these days? It’s the mask era” was posted on Reddit—Jokes on September 6, 2020. “Mask era” sounds like “mascara.”

Wikipedia: 2019-20 coronavirus outbreak
The 2019–20 coronavirus pandemic is an ongoing global pandemic of coronavirus disease 2019 (COVID-19), caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). The outbreak was first identified in Wuhan, Hubei, China, in December 2019, and was recognised as a pandemic by the World Health Organization (WHO) on 11 March 2020

Reddit—Jokes
Posted by u/3995346 September 6, 2020
You know why women’s eyes are so noticeable these days?
It’s the mask era.

Twitter
JokesBot
@RedditJokesBot
You know why women’s eyes are so noticeable these days? It’s the mask era.
4:09 AM · Sep 6, 2020·IFTTT

Twitter
Imtiaz Mahmood
@ImtiazMadmood
You know why women’s eyes are so noticeable these days?
It’s the mask era.
8:36 AM · Sep 6, 2020·Twitter Web App

Twitter
Neil
@NeilsArsenal
You know why women’s eyes are so noticeable these days?
It’s the mask era
1:14 PM · Sep 6, 2020·Twitter Web App

Twitter
Bernard Cormier
@BernardCormier
PUN OF THE DAY:
Do you know why women’s eyes are more noticeable during the pandemic?
It’s the mask era.
#TodaysPun
2:52 AM · Sep 15, 2020·Twitterrific for iOS

Facebook
Indian Hills Community Sign
September 21, 2020 ·
WOMEN’S EYES ARE MORE NOTICEABLE BECAUSE IT’S THE MASK ERA