From Carhartt a perfect design for inclement weather conditions. This canvas cap has a water-repellent finish and convertible band that can be folded down to shield your ears and back of your head from freezing temperatures. a 97% Cotton, 3% Elsatane a Tricot lined a 100g insulation in the crown and earflaps a Rain Defender durable water repellant a Sweat wicking FastDry a Earflaps can be tucked up when not in use