Helikon Soft Shell Jacket Ver. II ACU Digital 100% Nylon To fit chest (advised): S 38"-42", M 40"-44", L 42"-46", XL 44"-48", XXL 48"-52" Water resistant, lightweight, easy to storage Material: 98% Nylon, 2% Spandex. Teflon DuPont protector Front YKK zipper covered by a protective flap which is secured by hook-and-loop Underarm pit zippers for ventilation. Drawstring waist with cord lock