The Myrull tee combines the characteristics of Merino wool, and the soft feel of Tencel. A versatile choice for hiking and everyday wear: the Merino evens out changes in temperature, reduces odours and requires less washing than artificial fibers. - 70% Merino wool, 30% Tencel - Fiber: 17.5 microns - Material weight 130g/m² - Machine washable Devold undergarments are treated with a natural compound made to protect the apparel from wool-eating insects. It has a gentle, citronella-style scent and is completely harmless to people. The treatment protects the garment for one year and its scent diminishes and fades away with airing the garment.