Rare Vintage 70s Woolrich Overshirt. Vintage 1970's Woolrich, old label, made in USA. This is a thick Woolrich worker overshirt, In excellent used condition, no damage. 84 % Wool - 16% polyester. Beautiful rare vintage piece! It just doesn't get any more western workwear than this thick overshirt from woolrich. Beautiful western workwear utilitarian fit. This Overshirt has side pockets. Designer vintage clothing is a sustainable option that can provides one of a kind and in high quality at affordable prices.