Kate Hudson, 47, flaunts stunning bikini on vacation

n flaunted her incredibly fit physique as she shared a glimpse at her family's idyllic summer getaway to on Tuesday.

Taking to Instagram, the 47-year-old Oscar nominee uploaded a video of her sun-kissed, bikini-clad self enjoying time at the beach with her fiancé .

The couple were joined by their seven-year-old daughter Rani Rose as well as Hudson's sons Ryder, 22, and Bingham, 14, both of whom she shares with separate, previous partners.

Hudson modeled a bright red swimsuit with a strapless bikini top and cheeky bottoms for her Instagram post, which featured cameos from Rani and Ryder.

The actress's long, blonde hair was slicked back in a topknot, and she appeared to be makeup-free for their family beach day.

For the video, which was seen by her 18.7 million followers, Hudson held one hand on her slim waist while balancing a bottle of Campari on her head.

For Hudson's kids' video cameos, Rani showed off a croissant while Ryder held up his girlfriend Piper Lacy on his shoulders. 

The family appeared to be relaxing and playing around at a private beach house with a scenic view overlooking the crystal blue waters. 

The rest of the clip showed their vacation buddies also showing off what they were enjoying on the trip, which included sipping summer-themed cocktails and reading books.

The mother of three set the reel to 's song Shabang, and in her caption, she selected the croissant, cocktail glass and book emojis to go with the clip's themes.

Hudson tagged her pals, Ryder and his girlfriend Piper, also 22, who filmed the Instagram Reel with them. 

She shares her eldest son Ryder with her ex-husband, Black Crowes frontman Chris Robinson. 

As for her youngest son Bingham, nicknamed 'Bing,' Hudson shares him with her ex-fiancé, Muse frontman Matt Bellamy.

Hudson also tagged Lena Dunham in the post, though the Girls creator only made an appearance in the form of her recently released memoir, Famesick, and was not actually on vacation with the actress and her family.

Taking a summer break away from work and school, Hudson and her family recently traveled out to the Greek island of Skíathos. 

In her post from earlier in the week, she enjoyed a boat trip with her kids, and shared a photo of herself posing in front of the clear, blue waters and flashing her toned abs in a string bikini. 

In the past week, Hudson also shared additional social media posts from their Grecian getaway as a family