The Old Navy Thick Cotton Flannel Men's Button-Up Shirt in size Medium features a classic white and black plaid design, making it suitable for casual occasions and travel during the winter, fall, and spring seasons. The shirt is made of comfortable cotton flannel fabric with a spread collar and long sleeves, offering a regular fit and featuring a button closure and pockets for added convenience. This colorful and stylish shirt is machine washable and ideal for everyday wear.