Heavyweight hiking socks made with merino wool, perfect for backpacking and hiking. I purchased these a while ago and have been storing them for a long time. These have only been stored at home. Please refrain from purchasing if you are sensitive to this. To reduce shipping costs, the socks will be shipped separately. - Brand: L.L.Bean - Model Name: Cresta Hiking Sock - Material: Merino wool - Uses: Backpacking, Hiking - Weight: Heavyweight The quality is listed as wool, nylon, and polyurethane. Thank you for viewing.