Buff Cedar Merino Wool Thermal Neckwarmer The Merino Wool Thermal Neckwarmer Buff, but is made using a interlock knit, which gives this this Buffits thermal warmth. Coupled with the natural moisture management and odor control properties of Merino Wool, this Buff provides a higer level of warmth. Manufactured in Europe at the Buff factory from the highest quality soft Merino Wool. The Merino Wool Buff is One Size fits all adults with dimensions of of 11.0 inches long and 9.0 inches wide and a weight of 2.5 ounces. If you do not see a Buff logo, then it is not an Official Buff product. Beware of imitations!