Macy's discounts a selection of 2- to 3-piece comforter sets to $18.99. Pad your order with a beauty item (eligible items start at $3) to bag free shipping; otherwise, shipping adds $10.95. (Orders of $49 or more bag free shipping automatically, and in-store pickup may be available for select items.) Each set includes a comforter and two shams. (Twin and twin XL sets come with just one sham.) Deal ends May 28. A couple of best bets: