Sir Pendleton Button Shirt Mens Medium Plaid 100% Wool USA Long Sleeve VTG The Sir Pendleton Button Shirt is a vintage piece made in the USA from 100% wool. This multicolored plaid shirt features a classic button-down style with a collared neckline and long sleeves, making it suitable for various occasions including travel, casual outings, and workwear. The shirt is part of the Sir Pendleton product line and embodies a theme of outdoor and classic American style. Made from high-quality woven wool fabric, this shirt is a timeless addition to any man's wardrobe, perfect for all seasons.