Actress Koo Hye-sun posed as the model for the hair accessory she personally invented, the "Gurrol."

Koo Hye-sun on the 8th posted the words "hair roll model Kurrol" along with photos. In the photos, Koo Hye-sun is lying on a bed rolling the product she invented around her hair.

The so-called "Gurrol" invented by Koo Hye-sun, unlike ordinary round hair rollers, folds flat into a rectangular shape for carrying and curls into a round shape when bent for use.

Earlier, Koo Hye-sun had revealed the patent certificate for the hair roll she developed herself. Koo Hye-sun, who said on a variety show that she would file a patent for the hair roll, revealed the patent certificate for the hair roll product she personally developed; the application was filed in Jul. 2020 and the formal registration was completed in Dec. 2021.

Meanwhile, Koo Hye-sun legally finalized her divorce when the divorce mediation with Ahn Jae-hyun was agreed in Jul. 2020.

[Photo] Koo Hye-sun SNS

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