Amazon offers Prime members its AmazonBasics 5-Piece Twin Bed-in-a-Bag in Reversible Grey Stripe for $15.80 $15.04 with free shipping. (Non-members can spend $49 or more to qualify for free shipping; otherwise, shipping costs $10.17.) That's $6 under last week's mention, $23 off, and the lowest total price we've seen. It's designed to fit twin or extra-long twin beds and includes a 66" x 90" comforter, flat sheet, fitted sheet, sham, and pillowcase.