evo.com | Patagonia Button-Downs > The Patagonia Men's Go-To Shirt is lightweight, organic, and looks good after five days on the river. No matter what you're up to, it's sure to become your daily driver. Clean, Button-Front Styling Left-Chest Pocket Slim Fit Closer-fitting. Slim-fitting technical garments may be worn over baselayers and light midlayers. 3.2-oz 60% Organic Cotton, 40% Recycled Polyester Lightweight and Breathable | Patagonia Go To Shirt Men's 2025 - Medium Blue | Cotton/Polyester