Sleep Number Essentials down alternative comforter set. DETAILS Lightweight yet warm, our lofty down alternative comforter is ideal for any season. Premium hypoallergenic polyester fiberfill provides a down-like feel. Sewn-through box construction keeps fill from shifting. Logic™ Label takes the guesswork out of where to start making your bed. Corner loops keep this lightweight down comforter from shifting inside optional duvet cover. Includes: One comforter Two pillow shams. BRAND NEW NEVER USED