Lizzie Rovsek had a special message for fans on Facebook on Monday.

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Hours before the 10th season premiere of The Real Housewives of Orange County, Rovsek took to social media, where she spoke of the success of her swimwear line, Sun Kitten Swim, as well as the upcoming season of the Bravo reality series.

"Happy Monday!!! Sun Kitten Swimwear Summer shipping this week. This has been our biggest production to date with new retailers like Amazon, Fred Segal (vegas), Molly Brown's (sunset plaza in LA), Swim Assets and tons more," Rovsek announced to fans on Facebook. "I'm happy to announce that our international borders are growing. We will now be available in Japan and Canada (along with Dubai, Australia, Panama, & Dominican Republic to name a few). I'm finishing up all the Miss USA competition suits and can't wait to meet the contestants this month."

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Rovsek joined the show during season nine, along with Shannon Beador and Danielle Gregorio, following the exits of Alexis Bellino and Gretchen Rossi. However, while Beador has continued on in her full-time role, Rovsek will appear on season 10 in a part-time role.

"Tonight is also the season premiere for RHOC Season 10. I am a friend this season and I will be blogging on the episodes that I'm in," she explained to fans.

For more Lizzie Rovsek, tune into The Real Housewives of Orange County season 10, premiering tonight at 9 p.m. on Bravo.

Tags: Lizzie Rovsek Bravo Reality TV The Real Housewives of Orange County