Woolrich Hypoallergenic Down Comforter - Twin White Diamond Construction: Minimizes shifting of down for even heat distribution. 500 fill power. Perfect in moderate climates and for those who prefer cooler bedroom temperatures. Hypoallergenic. White Down Fill, 100% Polyester Microfiber Cover, 240 Thread Count. Twin sized: 62" x 86". 20 Oz, 500 fill power. Machine washable.