More towel boys - showing off their fitness and body image built through regular training.  Enough evidence for you to join the trend?  

"Don't throw in the towel" - meaning "don't quit just because it is hard work"!  Developing and maintaining fitness IS hard work - but is surely worth that effort. And on the subject of towels - here's a selection that haven't been thrown in, modeled by guys who have most definitely been putting in the work!