Sir Pendleton Button Shirt Mens Medium Plaid 100% Wool USA Long Sleeve VTG The VTG Sir Pendleton Button Shirt is a classic piece of men's clothing made in the USA from 100% wool. This vintage shirt features a plaid pattern, collared neckline, button-up closure, and long sleeves, making it perfect for casual, workwear, or travel occasions in all seasons. The shirt is a medium size with a regular fit, showcasing a multicolor design that embodies a timeless outdoor and American-themed style.