Ergodyne ProFlex 817 Thermal Work Glove, X-Large Insulated-40 grams of 3M Thinsulate insulation Durable- reinforced synthetic leather palm for a secure grip in cold temperatures Lightweight Protection-made with a breathable padded spandex material and foam knuckle pad Comfortable Fit- hook & loop closure keeps snow and cold air out and gloves secure on the toughest jobs Terry Thumb Brow Wipe- soft, comfortable place to wipe sweat from your brow