White Down Alternative Comforter/ Duvet Cover Insert (Twin) by Bed-in-a-Bag White Down Alternative Comforter/ Duvet Cover Insert-Twin 100% Microfiber fabric content, Hypoallergenic Poly Fiber Fill Down Alternative, Machine Washable Dimensions:Twin: 68"x 86", Queen: 86"x 86", King: 102"x 86"