The Smartwool Men's Printed Short Sleeve Button Down Shirt is for warm summer days where athelets want to transition from workouts to casual outings. This shirt is made of 4-way stretch Merino Sport fabric that's lightweight, breathable and comfortable to move in. It is designed in a regular fit without the additional bulk plus includes a handy chest pocket so you can store your small essentials. The Smartwool Men's Printed Short Sleeve Button Down Shirt is an all-around great shirt for all your favorite daily activities!