Buff original marroc graphiteblack polar buff reversible headwear description polar buff reversible is a 2 layer garment made from a seamless tube of polyester microfibre sewn top and bottom to a tube of fleece this creates an air cushion providing extra protection and helping to maintain body temperature it can be worn in a wide variety of ways uses polar buff reversible can be worn as a neckerchief mask balaclava scarf or sahariane with either side on the outside or just part