PICTURE EXCLUSIVE: Kate Bosworth sizzles in red hot string bikini as she packs on PDA with husband Michael Polish

They're working together on a project about Charles Manson victim Sharon Tate.

But Kate Bosworth put work to one side as she cavorted with her husband Michael Polish in Mexico on Thursday. 

The 33-year-old actress showcased her toned figure in a bright red bikini as she put on a PDA with her director husband of three years. 

Red hot! Kate Bosworth sizzled in a scarlet bikini in Mexico on Thursday

The Blue Crush actress splashed about in the ocean as they looked like honeymooners. 

Clearly still crazy about each other, the loved-up couple got tactile in the azure waters. 

Michael, 46, ventured out into the blazing sunshine in board shorts.  

Like honeymooners: She put on a PDA with her husband Michael Polish

Packing on PDA: She got close to her director husband of three years

Make-up free, Kate looked radiant as she flaunted her natural beauty. 

She left her blonde tresses loose which became tousled by the sea water and sunshine. 

Dark glasses covered the star's eyes to protect them from the blazing temperatures.  

Stunning: Make-up free, Kate looked radiant as she flaunted her natural beauty

See the world through Kate's eyes in sunglasses by Thierry Lasry

All of our favorite celebrities are either sunning themselves on the beach or perfecting their moves on the ski slopes at the moment.

But whichever camp you're in, you're going to need a good pair of sunglasses! Kate Bosworth was pictured on the beach in Mexico rocking a red hot triangle bikini, which she teamed with these statement shades, which we're eyeing up.

They're by Thierry Lasry, a brand whose famous fans include Gigi Hadid, Jennifer Lawrence, Rihanna and Beyoncé. We love the oversized frames and contrast gold arms on this style, which you can get your hands on by clicking the link (right) through to Shopbop. Sunny days might seem like a long way off at the moment, but why wait for the weather? A true A-lister wears sunglasses come rain or shine!

Or check out the best of the rest in our edit below. These Quay sunglasses ooze old school glamour!

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Taking it easy: She left her blonde tresses loose which became tousled by the sea water and sunshine

Slim: The 33-year-old actress showcased her toned figure in a bright red bikini

Sunshine break: Dark glasses covered the star's eyes to protect them from the blazing temperatures

Kate will also soon be seen in BBC miniseries SS-GB which follows the exploits of a British homicide detective who must investigate a murder in a German-occupied England during World War I

She is also set to star in The Domestics, which has been described as a thriller and a survival love story.

In it, a young husband and wife must fight to return home in a post-apocalyptic mid-western landscape plagued by brutal gangs.

Cute: Clearly still crazy about each other, the loved-up couple got tactile in the azure waters

Close: The Blue Crush actress splashed about in the ocean as they looked like honeymooners

Time for a vacay: The star was enjoying herself in the waters

Happy days: She smiled as she relaxed on her vacation

Looking good: She showcased her stunning figure in the string bikini

She will also star as actress and Manson family victim Sharon Tate in a the biopic Polish is slated to direct. 

The couple have previously worked together on such films as the 2013 drama Big Sur and the 2015 mystery Amnesiac.

Their new film will be based on Greg King's 2000 biographical book Sharon Tate And The Manson Murders. Polish will be screenwriting as well as directing.

In August 1969, Sharon Tate was over eight months pregnant by her husband Roman Polanski when she was butchered in her home by members of the Manson Family.

 The perpetrators not only stabbed her 16 times, but also struck down three more people in the house and a man parked in the driveway. Tate was 26 years old.

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