Canada Goose "Rosedale" harrington jacket TEI 1 is optimal for temperatures 40°F to 25°F; It is lightweight and adaptable for active pursuits Stand collar with two-button closure Front zip closure Welt pockets Long sleeves Disc logo patch on left sleeve Adjsutable snap cuffs Polyester/cotton Machine wash cold, tumble dry, wash inside out Made in Canada The Thermal Experience Index (TEI) is an easy-to-understand five point system that enables you to make an informed choice in your search to find the right parka, jacket, or knitwear for your specific environment and activity. It works using a scale, in which 1 indicates the lightest insulation--jackets, lightweight down for active pursuits--and 5 indicates the warmest parkas we make, the kind trusted in the world's harshest conditions.