This is the "Compact Ear Warmer" from mont-bell. Features: This lightweight ear warmer utilizes the springiness of its frame to naturally fold into a compact size when removed from the ears. Materials: The outer ear covering uses "Clima Pro®" for durability and wind resistance, while the inner side uses soft "Chamois™". Uses: Convenient for winter activities and everyday use. Weight: The average weight is a very light 31g.