Fastest man alive Usain Bolt slows down on holiday in Thailand with stunning girlfriend Kasi Bennett

USAIN BOLT hung up his spikes this year still the fastest man on the planet.

But since he's been showing signs of slowing down...

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Especially on holiday in Thailand with stunning girlfriend Kasi Bennett.

Apart from racing into the sea the couple have been enjoying some quiet and scenic downtime.

Certainly the two baby elephants that Kasi came across in the shallows weren't in a hurry.

They hung around long enough for Kasi to give one of them a kiss on the trunk.

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Loved up Bolt and Bennett have been together for two years.

As fast as 100 and 200metres king Bolt was on the track, he's pretty laid back away from the action.

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Instagram posts showed him soaking up the sun in Phuket in the back of a boat and enjoying a treck along the beach.

Kasi was happy to pose for a snap alongside the elephants.

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And she added a couple of gorgeous shots of herself in her swimwear.

One picture shows her posing in her hotel room in a white all-in-one swimsuit.

Another features a more revealing green bikini.

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Bolt, 31, retired in August with his final race coming at the World Championships in London.

His days in athletics actually ended sadly as he pulled up during a 4x100m relay race with a hamstring injury.

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It proved to his last race as a professional sprinter.

But he's living in the lap of luxury now.

What better place to relax than on a beach in Thailand.