Royal Comfort Fitted Foam Cover Underlay Goose Mattress Topper 1000GSM - Double - WhiteAdd comfort and luxury to your mattress, with the Royal Comfort 1000GSM Goose Feather and Down Mattress Topper! The topper comprises an opulent 1000GSM fill of 95% white duck feather and 5% white duck down. This is all encased in a 233 thread count 100% cotton cover that is both soft to the touch and to also ensure that the fill does not poke through. The design of the topper ensures that the fill is evenly distributed, and does not shift, as well as