For people who have allergies, or just prefer the convenience of machine washing, this is a perfect choice. There are many colors to choose from and this all in one bag makes it easy. We have 4 piece and 8 piece bed in a bag so you can choose which option best suits your needs. The 8 piece comforter set comes with 1 duvet cover, 2 pillow shams, 1 fitted sheet, 1 flat sheet, 2 pillow cases and 1 Egyptian cotton alternative comforter. The 4 piece set includes 1 duvet cover, 2 pillow shams, 1 Egyptian cotton alternative comforter. If you need just the duvet and have your own duvet covers we suggest our individual down alternative comforter.