Macy's offers the American Rag Men's Cadet Solid Shirt in Black for $12.99. Coupon code "RED" knocks it to $9.74. Pad your order with a beauty item (they start at $3) to bag free shipping; otherwise, shipping adds $10.95. That's $5 under our mention from a month ago, $20 off, and the lowest price we've seen. It's available in sizes S to XXL. Deal ends February 4.