The material blend used in the Bhutla sweater works well when you're not dealing with record-breaking frostone-quarter merino wool, just under half polyamide, and one-third organic cotton. Sherpa Adventure Gear donates an amount equivalent to one day of schooling for every Sherpa product purchased to the Room to Read organization's Nepal Education Program. - Regular fit - The wool used in this product is RWS-certified (Responsible Wool Standard) - Ribbed cuffs and collar In Nepali, "Bhutla" translates to fur or hair. The merino wool products sold by Scandinavian Outdoor are always "mulesing-free," meaning the mulesing method has not been used in wool production.