Russell Athletic Men's Russell Smart Softshell Gilet Jacket Polyester, , 2 layer knitted softshell, 100% Polyester outer, microfleece inner. Traditional softshell and fleece hybrid combing weather resistance, comfort and flexibility with five star breathability and smart appearance. No membrane, unlike traditional softshells, offering a higher degree of breathability combined with protection against wind and chill. Teflon DWR coating. Microfleece inner.