Cotton, velvet. Thickened Super Soft Insulation Hibiscus Winter Quilt - These high-quality duvets are made of natural fibers. It can breathe and provide stable temperature for sleep. Three-dimensional Quilting Process - The winter quilt adopts quilting and precise wave stitching to ensure that the filling remains smooth and avoid gaps and clumps. Scientific division, dispersing pressure, locking warmth,delicate and dense, smooth and beautiful, no running velvet phenomenon. Quality Filling - Super soft whole feather silk cotton. Good elasticity, high bulkiness, soft and breathable. Effectively prevent the intrusion of cold air, quickly heat up and keep warm. Moisture absorption, thermal cycle, constant temperature maintenance brings you comfort deep sleep.Supreme touch and Warmth - The down quilt can be air cleaned on the line or balcony every few months to avoid direct sunlight. Do not use a washing machine to clean it. Enjoy the Beauty with Your Lover - This blanket is vacuum packed, so when firstly take it out, there may be Wrinkles and Smell. Pat it down gently and hang it in the sun or in an airy place and it will be not to mention wrinkle-free, and regain its fluffy softness.