The Patagonia Long-Sleeved A/C Steersman Shirt is a men's medium button-up shirt in a classic blue plaid pattern. Made of lightweight and breathable cotton fabric, this vintage-inspired shirt features a collared neckline, long sleeves, and a regular fit. With a machine washable design and convenient pockets, this shirt is perfect for casual or travel occasions during the summer, fall, or spring seasons. The blue color adds a touch of character to this stylish and versatile piece from the reputable brand Patagonia.