Actress and Entrepreneur Koo Hye-sun Addresses Pricing of Her Patented Hair Roller 'Kooroll'
Actress and venture company CEO Koo Hye-sun has spoken out about the pricing of her patented hair roller, 'Kooroll', just three months after its launch.On the 5th, Koo shared a photo of herself wearing the Kooroll on her personal social media, explaining, "Unlike traditional round hair rollers, Koor...
Mar 5, 2026