The duvet cover is likely made of velvet fabric, known for its softness, luxurious feel, and warmth. Velvet is often made from cotton. The duvet cover features a velvet fabric on the top side, giving it a plush and velvety texture, while the underside is made of a different material for comfort and breathability. The design is solid colors. It is available in 6*7 to fit different bed dimensions, such as twin, full/queen, and king sizes.