These unisex thermal 3M Thinsulate insulated fingerless gloves feature 100% acrylic for softness and comfort 40 gram of 3M Thinsulate insulation to trap and hold body heat in with a soft fleece lining for ultimate warmth and comfort for the outdoors this winter. Material: 100% Acrylic Comfort features: 40 gram 3M Thinsulate insulation for extra warmth