We all need a grey muscle fit casual shirt! Try one of our men’s grey muscle fit casual shirts to show off your gym gains and step up your style game. Team it with a sleek pair of tailored trousers and suede brogues to look super sharp in the office or for a laid-back weekend vibe, go for some skinny jeans and slip on plimsolls. Our range of muscle fit casual shirts will take your outfit to the next level and keep you looking fresh from work to play!