Note inside label has faded from wear 72-Hour collection is crafted from cutting edge, merino wool that takes advantage of the material's amazing, natural properties and strengthened with nylon for long-lasting durability and machine-washable convenience. This ultimate travel shirt is perfect for adventures that call for packing light and staying comfortable. Even after 72+ hours of constant wear, it’ll still pass the "sniff test" thanks to the naturally odor-resistant and moisture-wicking properties. Material: - 87% 16.5 micron merino wool, 13% nylon, 150gsm - Made in China and Indonesia with wool sourced from Australia and New Zealand Care Details: - Machine wash cold on gentle cycle - Tumble dry low or air dry to avoid any shrinkage - Use delicate/mild detergent - Do not use softener - Do not bleach