Each used Patagonia® Worn Wear® style is inspected for quality, expertly cleaned and backed by our Ironclad Guarantee. The Nano-Air® Light Vest was made to be worn for the entirety of your aerobic, start-stop mountain activities, so you’re never slowed down by having to change layers. Stretchy and breathable FullRange® insulation dumps excess heat when you’re working hard and keeps you warm when you’re not. The Used Men's Nano-Air® Light Vest is fully backed by our Ironclad Guarantee and you can find it on Patagonia.com | Patagonia Used Men's Nano-Air® Light Vest in Shrub Green, Size XL - Short Length - Recycled Polyester