Butterfly Duvet Cover and Pillowcase 2pc Set Twin Single Size 100% Cotton (Turquoise) 100% Cotton, 144 thread count 2pc set Includes: 1 Twin duvet cover and 1 Standard pillowcase. 1 Duvet-Cover 86-by-64 inch and 1 Pillowcase 20-by-26 inch Premium quality Cotton, extra smooth, even surface and soft feel. Duvet cover and pillowcase with snap keeps the comforter and pillow in place