Nautica offers its Nautica Men's Classic Fit Wrinkle-Resistant Seedpearl Plaid Short-Sleeve Shirt in Black for $24.99. Coupon code "DNWARMINGUP" drops it to $12.49. With $8 for shipping, that's $37 off and the lowest price we could find, although we saw it for $8 less in April. It's available in sizes S and M only. Deal ends June 22.