US Open star leaves TV viewers in shock after bold outfit that makes her look like a 'highlighter pen'

JELENA Ostapenko stunned live viewers of the US Open with her courageous outfit choice.

The Latvian tennis star progressed to the second round in can't-miss clothing.

In her first-round match, Ostapenko was able to seal the deal against the 27-year-old Italian Jasmine Paolini.

She won the match in three sets and caught everyone's attention while doing so.

Ostapenko, the 20th-ranked woman in the world, wore a bright neon yellow top with a matching tennis skirt.

Instantly, viewers headed to the social media platform X, formerly known as Twitter.

One posted: "Ostapenko bringing big highlighter energy to the USO this year."

A second said: "All aboard the Penko train!"

Another added: "Love the fit!"

With a fourth mentioning: "Watching Penko is better than Netflix."

The 26-year-old wears a sponsor from a brand in her home country, DK ONE.

Ostapenko has previously worn bold outfits at other events from the same sponsor.

Yesterday, on August 30, the Latvian played in her second-round match.

She faced the 20-year-old Russian Elina Avanesyan.

Again, in three sets, Ostapenko came out on top.

In June, she won the Birmingham Classic.

Apart from that, her next highest placing is reaching the semifinals at the Italian Open.