They’ve overcome more than their fair share of struggles during their 15 years together.

But as Catherine Zeta-Jones relaxed on a sunbed beside her husband Michael Douglas in Cancun, Mexico, it was clear the two are as devoted as ever.

Chatting happily as they soaked up the atmosphere on the idyllic beach, the easy bond between the pair was in evidence.

Scroll down for video

Still a Darling Bud: Catherine Zeta-Jones, 46, reveals her incredible figure in a swimsuit as she relaxes on the beach with Michael Douglas in Cancun, Mexico, on Wednesday

Idyllic scenes: The couple were enjoying a romantic break in the sunny spot

Suri Cruise, 18, moves into college dorm with mom Katie Holmes6.3k viewing now

Catherine, 46, wore a blue and red swimsuit which showcased her incredible figure.

The youthful mother-of-two protected her eyes with a pair of dark sunglasses

After lounging around talking to her husband, the Welsh actress got to her feet, strolling along the white sand.

Youthful: Michael Douglas, 71, showed his sprightly side by taking a dip in the azure ocean.

The perfect spot: The white sandy beach, clean blue water and stunning vista, looked like something out of a film set

Action man: The Romancing The Stone star has exhibited a new lease on life since battling stage 4 tongue cancer, now in remission

Meanwhile her husband showed his sprightly side by taking a dip in the azure ocean.

The 71-year-old’s youthful physique was on show in a pair of blue swimming trunks, as he walked out into the water to bathe.

The Romancing The Stone star has exhibited a new lease on life since battling stage 4 tongue cancer, now in remission.

Beach life: As Catherine relaxed on a sunbed beside her husband, their easy bond was evident

No retirement plans: The pair are enjoying spending time together, with Douglas still working at 71

The pair also went through a separation in 2013, as Zeta Jones struggled to get a handle on her bipolar disorder, but eventually reconciled.

‘It took work on both our parts,’ Michael said of his marriage in an interview with AARP The Magazine. ‘I don’t think there’s much chance of fixing a relationship if one of you is already out the door.’

Catherine chimed in: ‘I think we’re both mellower and wiser. That comes naturally with time. We count our blessings.’

Tough few years: The pair went through a separation in 2013, as Zeta Jones struggled to get a handle on her bipolar disorder, but eventually reconciled

Close: Their hard work to save their marriage has obviously paid off

 

In great shape: Mother-of-two Catherine looked toned and trim in her swimsuit

And their hard work to save their marriage has obviously paid off.

Just last week the pair shared a picture from Aspen, Colorado, a special place for the pair. Posting on Instagram. Catherine wrote: ’16 years ago, this was the spot where my husband proposed.’

And in February they took a trip together to watch the Super Bowl in San Francisco.

Sun seekers: Having spent the early years of their marriage in Bermuda, the couple now live in New York

Taking a break: The father-of-three is still working as an actor; it was just announced that he will star in Ant-Man and the Wasp, out 2018

Having spent the early years of their marriage in Bermuda, the two now live in New York City.

They moved to the Big Apple so their son Dylan, 15, could attend a specialist school. Catherine and Michael also share a 12-year-old daughter Carys.

Additionally Michael is father to son Cameron, 37, – from his first marriage to Diandra Luker – who is currently in jail for drug offences.

Born to be a star: Douglas is from an acting family; his father is actor Kirk Douglas, is 99 years old