A genuine winter Buff. The upper part is made of thin, traditional Buff micro fiber, and the lower is made of Primaloft Bio fleece. The latter is biodegradeable, meaning if you somehow manage to wear through this product, the fleece part doesn't require special waste treatment. Wear as a mask, neckwarmer, balaclava, headband, etc. - Upper made of regular Buff material (stretchy, pretty thin, breathable) - Lower made of warm Primaloft Bio fleece - Material: 97% recycled polyester, 3% elastane - Great moisture transfer capabilities - Fast-drying - 100 % seamless structure - Measurements 24.5 x 77 cm - Machine wash at 30ºC - Made in Spain The factory is ISO14001 certified for environmental factors, and SGE 21 certified for ethical and social responsibility. The electricity used in this factory comes from renewable sources.