Insulation is lined in Merino for comfort, sweat management, and odor control SW016770 Wind-resistant nylon with DWR Touchscreen-compatible thumb Main Body: 100% Nylon. Palm: 100% Recyled Polyester, Polyurethane Coating. Lining: 56% Merino Wool, 44% Polyester. Filling: 50% Recycled Wool Reclaimed Wool, 38% Wool 12% Polyester Insulation is lined in Merino for comfort, sweat management, and odor control