This slim-fit Smartwool Men's Merino Plant-Based Dye Short Sleeve Tee enhances your physique for a casual look throughout the year. The Merino wool offers natural odor resistance and temperature control for a shirt that is as comfortable as it is stylish. Have this closet staple at the ready to wear alone during the warmer months or to layer when the temperatures drop. The flat-lock seams reduce the chance of chafing, which means you can enjoy your day in a carefree shirt that feels amazing.