When you buy through our links, Business Insider may earn an affiliate commission. Learn moreAmir Ismael/InsiderShopping for a winter coat can be incredibly hard because you won't know how it'll perform until you actually wear it in ideal outdoor conditions. And by then, it's likely too late to return it if it doesn't live up to expectations.To let customers experience before buying, Canada Goose has installed the "Cold Room" in select stores that simulate cold-weather conditions and what it's like to wear its gear in cold weather — particularly useful if you're shopping during warmer seasons.Canada Goose assigns a Thermal Experience Index (TEI) rating to all of its products.