Smartwool's PhD(R) Ultra Light Sport Hoody is the perfect shell for layering. A DWR coating provides wind and weather protection, and with the added bonus of a hood, you are covered, no matter what Mother Nature throws your way. Shell: 100% Nylon; Trim: 54% Merino Wool, 46% Polyester. PhD(R): Built for Performance in the Highest Degree. Body-mapped mesh panels for additional breathability and moisture management. DWR finish (Durable Water Repellent) helps repel water from fabric surface. Regular Fit. Super-light shell fabric with DWR coating provides wind and weather protection. Packs completely into chest pocket for easy storage. Garment Weight: 142 g = 5 oz. Machine Wash Cold Gentle Cycle. Do Not Bleach. Tumble Dry Low. Iron Low. Do Not Dry Clean. Knit in Vietnam.