Pendleton Wool Plaid Shirt VTG Pendleton 70s Wool Plaid Flannel Button Up Shirt Made in USA L Classic heavy pure virgin wool plaid shirt, timeless outdoor and workwear collectible. #pendleton #vintageflannel #woolshirt #madeinusa #70sstyle wool plaid, button-up, vintage flannel, outdoorwear, workwear, heavy fabric, 70s style, classic pattern, authentic, rugged