From Southern Tide:

Mix and match your wardrobe with the Botany Bay Plaid Sport Shirt. This long-sleeve plaid shirt is decorated with a left-chest pocket and a button-down design, with two-button adjustable cuffs that can be rolled up for a laid-back look. The clever eyelets under the arms help keep you feeling fresh. 

• Classic fit
• Self collar
• Left chest pocket
• Eyelets under arm
• Sleeve placket with 2-button adjustable cuff
• Faux horn buttons
• Outline Skipjack embroidery on pocket hem
• Herringbone tape at back neck
• Indigo isle canvas patch at interior placket
• 100% Cotton
• Turn garment inside out before wash, machine wash cold with like colors, only non-chlorine bleach if needed, tumble dry low, remove promptly, cool iron if needed.