MCR Safety 4750 Heat Treated Split Cow Leather Welder Gloves with Double Wool Lined and Duck Cuff, Yellow/Gray, X-Large, 1-Pair Welder gloves with double wool lined and duck cuff Palm and back is made of heat treated split cow leather and 1.4/1.5-mm thickness Gloves are double wool palm, 3-1/2-Inch double duck cuff lining and straight thumb type Single/double yellow Kevlar thread stitching with 8 stitches to an inch Available in yellow/gray color and x-large size