Get ready to earn style points and show off your gym gains with our on-trend range of men’s grey plain muscle T-shirts. Show the world what you've got when you rock your grey plain muscle T-shirt with a sharp suit for a night out, or team with skinny jeans for effortless daywear. Whether you’ve got a hot date or you’re just chilling with the gang, a plain grey muscle fit T-shirt will keep your look dynamic and fresh. They are our ultimate style heroes. What else do you need?