Luxurious HeatWeaver® plush lining Advanced insulating yarn Ribbed, Purl Stitched construction Knitted pom-pom The Heat Holders® Women's Paris Purl Stitch Hat is a cute, knitted hat with pom-pom. Made with advanced thermal yarns and our luxurious HeatWeaver® lining, the Heat Holders® Paris Hat is warm, super soft, and comfortable, providing superior insulation that keeps you warmer for longer. Heat Holders® hats are sewn to better fit the contours of your head, maximizing insulation, and providing a smart, fashionable look.