Luxury Matte Velvet Duvet Cover and Pillowcase Set. This British designed duvet set is made from a soft matte velvet that is gorgeous to the touch, adding an element of glamour to your design scheme. This on trend duvet set includes a duvet cover and matching pillowcase(s). MADE IN GREEN by OEKO-TEX Ethically produced under International Regulations. Our products are manufactured in socially compliant production facilities. Our designs are known for great quality and are ethically manufactured.