The Highway 21 Granite gloves are as tough as stone like the name implies thanks to it's genuine goatskin leather construction. Using 3M Thinsulate insulation, the Granite gloves will keep your hands warm in cold weather riding conditions. Pre-curved fingers help reduce rider fatigue and will keep you riding comfortably for hours. Adjustable dual wrist closures keep the Highway 21 Granite motorcycle gloves secured safely on your hands. Goat skin leather 3M 60 g Thinsulate insulation Adjustable dual wrist closures Foam reinforced palm HiPora waterproof and breathable liner Pre-curved finger construction for comfort and less fatigue