The Wolf Tooth Grid Gaitor Multitube by Pandana is a seamless stretch Microfiber multi-functional tube that can be worn as a neck gaiter, helmet liner, face mask, headband or in many other ways. This product was produced by the Boulder, Colorado based Pandana. Wolf Tooth Grid Gaitor Multitube by Pandana Features Natural Warmth and Wind Protection Cooling Summer Wrap (simply wet with water for maximum Evaporative Cooling) Lightweight and Packable One Size Fits All Double Layer SPF 50+ 25 x 50 cm (diameter x length) Wolf Tooth Grid Gaitor Multitube by Pandana Specifications 100% Seamless Polyester Microfiber Machine wash cool with normal detergent Hang Dry Don't put in a hot dryer as the heat can damage the technical fibers