Buff Camu Grey-Free Shipping They provide a high level of comfort, protection and style during outdoor and recreational activities. There are at least 12 different ways to wear an Original Buff on your head. Some of the most popular uses include a hat, headband, neck gaiter, balaclava, sun, wind or dust screen, bandana, helmet liner, scarf, pirate-style cap and hair band. Buff headwear is created through a unique proprietary knitting process designed to yield a stretchy fabric tube without irritating seams. This process also allows the fabric to retain its shape without fraying, and gives a tremendous amount of strength to the finished garment.