Hunks unite! Chris Hemsworth nominates brother Liam and Zac Efron to wear nail polish in support of charity 

By Max Margan and Monique Friedlander For Daily Mail Australia

Published: 19:39 EST, 11 October 2016 | Updated: 00:45 EST, 12 October 2016

He is the altruistic who has been flaunting a varnish-painted fingernail this month in support of The Polished Man, a charity supporting the end of violence against children.

Now, Chris Hemworth, 33, has nominated his brother Liam Hemsworth and fellow Hollywood heavyweight Zac Efron to follow his lead and take part in the charitable challenge. 

Taking to Instagram on Monday, a solemn-looking Chris shared a photo of himself posing with his hand outstretched to reveal a single red-painted nail.

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'It's about saying no to violence against children': Chris Hemworth, 33, has nominated his brother Liam Hemsworth and fellow Hollywood heavyweight Zac Efron to follow his lead and take part in the charitable challenge

'It's about saying no to violence against children': Chris Hemworth, 33, has nominated his brother Liam Hemsworth and fellow Hollywood heavyweight Zac Efron to follow his lead and take part in the charitable challenge

In the caption, he wrote: 'I'm a @YGAP #polishedman. Being a @PolishedMan isn't just about remembering to buy flowers, how many rounds you shout, or how much you lift. It's about saying no to violence against children.'

'That's why this October I'm painting my nail and asking you to donate to help the 1 in 5 kids globally who are subjected to physical or sexual violence before they turn 18.'

'And I nominate @liamhemsworth @zacefron,' he added. 

Going green! Liam's photo depicts the hunky actor posing in front of a garden with his index finger pointed upwards to reveal his fluorescent green-painted nail

Going green! Liam's photo depicts the hunky actor posing in front of a garden with his index finger pointed upwards to reveal his fluorescent green-painted nail

On Wednesday, both Liam and Zac obliged Chris' request by uploading their own nail polish-baring snaps, each listing their own set of nominations. 

Liam's photo depicts the hunky actor posing in front of a garden with his index finger pointed upwards to reveal his fluorescent green-painted nail. 

Meanwhile, Zac chose a blood orange-toned polish for his charity snap. 

A tangerine tint! Meanwhile, Zac chose a blood orange-toned polish for his charity snap

A tangerine tint! Meanwhile, Zac chose a blood orange-toned polish for his charity snap

Gaining momentum: The cause has gained exposure as well-known Australians such as Sam Wood so their support

Gaining momentum: The cause has gained exposure as well-known Australians such as Sam Wood so their support

The Polished Man initiative is an ongoing project by YGAP, an international non-for profit organisation aiming to alleviate poverty.

Other well-known Australians who have previously got behind the initiative include The Bachelor's Sam Wood and former Olympic swimmer Michael Klim. 

Underbelly star Gyton Grantley and AFL legend Chris Judd have also shown their support.

Olympic hero: Former Australian swimmer Michael Klim has thrown his weight behind the cause

Olympic hero: Former Australian swimmer Michael Klim has thrown his weight behind the cause

High-profile support: AFL legend Chris Judd is behind the campaign to end violence against children

High-profile support: AFL legend Chris Judd is behind the campaign to end violence against children

Colourful drinks to match the nails! Gyton Grantley is just one of the Australian stars to have previously shown his support for the campaign 

Colourful drinks to match the nails! Gyton Grantley is just one of the Australian stars to have previously shown his support for the campaign 

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