Youngstown Glove Heavy Weight XT Socks, Arctic Tan, Large #03-1300-95-L Made of 81% Merino Wool fabric. This fabric is very soft and comfortable and helps regulate temperature. Triple layer on the palm ands a padded feel and absorbs shock. Triple stitched toe and heel for extened durability. Cushioned, comfortable and desinged for the rigors of the work place. Machine Washable