SHELL: Stretch spandex/Goatskin leather PALM: Goatskin leather FEATURES: Reflective Heat, Amplified. Revolutionary Dual Heating System PLUS Neofleece panel for added insulation. Thermal Reflective - up to 20% warmer. Kinetic - Amplifies Temperature 4-5 Exclusive Heatwave Plus thermodynamic lining. Form fit cuff with gusset. Durability, warmth, comfort. The Workman Leather Glove is designed with a solid fit, a tough leather and stretch spandex shell, and a heatwave inner lining to keep you warm and protected. Real leather form-fit construction makes this the ideal work glove with great dexterity, warmth, and durability.