The warmth of an all-season comforter in a lightweight construction. 100% cotton cover filled with white duck down for optimal comfort & a box-stitched design for even distribution & breathability. It also has stay-in-place corner tabs to keep your comforter from shifting in your duvet cover. Plush and Ultra soft feel, Cozy feather and down, Lightweight, cozy but breathable and hypoalergenic.