These sweatbands are some of our most popular products due to their excellent absorption and comfort. This sweatband actually reduces irritation from hard hats or other head gear. The outer lining is made of all fleece cotton and is comfortable to wear in the summer or winter months. It is flame retardant for the safety of the welder. The sweatband is a universal size that fits nearly any brands of hard hats or other headgear. The inner lining layer is composed of air cushioning that is able to hold thousands of cells of excessive sweat.