Are these the world's HOTTEST silver foxes? The VERY fit older men (and their flustered female fans) who prove that age really is just a number

• These men have racked up huge Instagram followings with smoldering selfies 
• Some, like model Irvin Randle, only found fame in their late-40s and early-50s 
• Others have become unlikely diet and fitness gurus thanks to their rippling abs
• While Eric Rutherford puts his online fame down to his 'salt and pepper hair'
• By Unity Blott For Mailonline

• For most men over the age of 50, pumping iron in the gym and posing for sultry selfies is the last thing on their minds.

  But these silver foxes have bucked the trend by getting into the best shape of their lives - and they aren't about to let a few grey hairs get in their way.

  By sculpting enviable physiques they have transformed not just their appearance but their lifestyle, helping them carve out lucrative careers in modeling, acting, and fitness.

  With their rippling abs and bulging biceps, these men could pass for models half their age - and they've got legions of flustered female fans to prove it.

• Gianluca Vacchi, 49
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• Abs to kill! Despite pushing 50, Vacchi delights his male and female fans alike with sultry topless snaps like this one of him aboard a boat which he captioned 'Orange day!'
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• Showcasing his buff physique, which is scattered with tattoos, the 49-year-old likes nothing better than showing off his flamboyant wardrobe in snaps taken on holidays
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• 'Always smiling': Tattooed hunk Gianluca Vacchi is renowned for his toned torso as well as being a hugely successful businessman with a huge Instagram following
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• today I wear the sun colors': Vacchi earned almost 300,000 likes for this photo posted earlier this month. He shows no signs of slowing down despite being almost 50

• He's the Italian stallion who is renowned for his toned torso as well as being a hugely successful businessman.

  And Gianluca Vacchi shows no signs of slowing down as he is regularly spotted showing off his tiny white swimming shorts on the sands of Miami beach.

  Showcasing his buff physique, which is scattered with tattoos, the 49-year-old likes nothing better than showing off his flamboyant wardrobe in snaps taken on his seemingly endless sun-kissed holidays.

  Italian caravan tycoon shows off sexy moves with a female friend

  

  Vacchi enjoying dinner with friends. Gianluca - who heads up the manufacturing company SEA Società Europea Autocaravan - has an estimated net worth of 300 million dollars

  

  Proving that age is just a number, the 49-year-old not only has an enviably buff physique - he also appears to enjoy a non-stop social life (pictured here enjoying a recent night out)

  

  Vacchi, pictured in Turkey, is a life coach as well as an entrepreneur. The millionaire shot to fame after he went viral by sharing a video of himself emerging from an anti-aging chamber

  Gianluca - who heads up the manufacturing company SEA Società Europea Autocaravan - has an estimated net worth of 300 million dollars, and is a life coach as well as an entrepreneur.

  The millionaire shot to fame after he went viral by sharing a video of himself emerging from a freezing anti-aging chamber and then performing a dance routine in just his pants and snow boots.

  The cryotherapy chamber is a device that blasts the body with temperatures of -16C, and the 49-year-old is said to use the treatment to feel young and keep his skin looking firm.  

  Irvin Randle, 55

  

  Irvin Randle, the stylish grandfather from Texas, caused the internet to go into a frenzy after his good looks were first shared on social media - and said he couldn't believe the attention

  

  Overnight fame: Photos of 55-year-old Randle, an elementary school teacher from Houston, started surfacing on social media with the hashtag 'MrStealYourGrandma'

  

  Happy Sunday!' A pouty selfie from fashion-forward granddad sees him posing in a furry hat in Texas - racking up some 2,700 likes and a flurry of comments from flustered fans

  The stylish grandfather from Texas caused the internet to go into a frenzy after his good looks were shared on social media.

  Photos of 55-year-old Irvin Randle, an elementary school teacher from Houston, started surfacing on social media with the hashtag 'MrStealYourGrandma'.

  In the images, the dapper grandfather sported a peppered beard and appeared in stylish outfits, and some even showed off his fit body. 

  

  Randle, who has two grandchildren, quickly garnered internet fame as the photos went viral, and now he says he is managing to cope with all the attention (pictured in Galveston, Texas)

  

  In his Instagram images, the dapper grandfather sported a peppered beard and appeared in stylish outfits, and some even showed off his fit body

  

  The grandfather only learned about his photos going viral through his friends and family, including his daughter Jessica who lives in Los Angeles (pictured recently in Vegas)

  Randle, who has two grandchildren, quickly garnered internet fame as the photos went viral, and now he says he is just about managing to cope with all the attention.

  The grandfather had learned about his photos going viral through his friends and family, including his daughter Jessica who lives in Los Angeles.

  He said he also received a call from a friend in Nigeria who told him his photos had garnered seven million likes there.

  Aiden Brady, 51

  

  At 51, Brady has gone on to carve out a successful modeling career (he is signed with Models 1) while also working as a poet, writer, and composer

  At 51, the model has a cool 70,000 Instagram followers and a string of high-fashion magazine shoots under his belt.

  Scouted while working as an English teacher in Spain aged 45, the former gay porn star has suffered a series of setbacks including an accident that nearly paralyzed him and learning he was HIV positive, he has gone on to carve out a successful modeling career while also working as a poet, writer, and composer. 

  Anthony Varrecchia, Age 54

  

  Known for his immaculate style and rugged selfies, the Staten Island native (pictured here on Carolina Beach) is aptly represented by an agency called Silver Fox Management

  Havin' selfie fun': Named as one of Attitude's Bachelors of the Year 2017, Varrecchia's 172,000 have also earned him work as a social media brand ambassador

  

  Havin' selfie fun': Named as one of Attitude's Bachelors of the Year 2017, Varrecchia's 172,000 have also earned him work as a social media brand ambassador

  

  Outside of his modeling career, Varrecchia's (pictured posing up a storm in June this year) also works as a personal trainer and photographer

  

  In a recent Instagram snap, Varrecchia (pictured in Chelsea, Manhattan) tells his fans his new website is coming soon and will feature 'hot sexy hairy muscle men'

  Known for his immaculate style and rugged selfies, the Staten Island native is aptly represented by an agency called Silver Fox Management.  

  Named as one of Attitude's Bachelors of the Year 2017, his 172,000 have also earned him work as a social media brand ambassador.

  Outside of his modeling career, he also works as a personal trainer and photographer. 

  Eric Rutherford, 49 (rumored)

  

  Forty-nine-year-old Rutherford on a recent work trip to London; his snap sent fans wild, commenting 'handsome!' and 'looking always god' underneath the picture

  Multitalented: Model, veteran actor and social media maven Rutherford began his career in the fashion industry before moving to Los Angeles where he became an events producer

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