Rothco Extra Heavyweight Buffalo Plaid Flannel Shirts. $4599. $45.99. Shipping Policy. Color. Red Blue White Green Grey Orange Purple Brown Yellow. Size. XS Small Medium Large XL 2XL 3XL 4XL 5XL. Red / XS - $45.99 USD Red / Small - $45.99 USD Red / Medium - $45.99 USD Red / Large - $45.99 USD Red / XL - $45.99 USD Red / 2XL - $45.99 USD Red ...