Buffs can be worn as hat, neckwarmer, facemask, hairband, balaclava, scarf, bandana or wristband and come in a multitude of different colours and designs, from fleecy to high UV resistant. They are tubes of seamless, stretchy and ever so comfortable microfibre fabric that keep you warm when it's cold and cool when it's hot and will protect you from the sun and the wind as well as sand and snow.