The Cuddle-Down’s SUPRELLE PLUS Duvet is the most luxurious down synthetic in the world and MADE IN CANADA. Its fibres are 8 times shorter and 6 times finer than standard fibres, designed to keep you warm and comfortable throughout the night. SUPRELLE PLUS fiber is manufactured in France by Europe’s leading maker of environmentally friendly polyester fiber. Qualities include exceptional lofting for a full, fluffy appearance and feel. Designed for breathability, this fiber considers just how warm you want to be and delivers an experience as close to natural down as possible.