A DealNews exclusive! Lux Decor Collection offers its Lux Decor 3-Piece Duvet Cover Set in several styles for $39.99. Coupon code "DEALNEWSONLY" drops it to $17.99. With free shipping, that's tied with our mention from last week, $22 off, and the lowest price we could find. It includes a duvet cover and two pillow shams and is available in full/queen or king/California king.