From Patagonia

A midweight, long-sleeved 100% organic cotton flannel shirt for everyday layering and warmth.

• Made with a warm, durable, midweight 100% organic cotton flannel
• Traditional long-sleeved, button-front collared shirt with the look and feel for any situation
• Two chest patch pockets secure with flaps and a single button
• Straight hem goes with most every situation, from hanging with friends to working overtime
• 5.9-oz 100% organic cotton flannel