SOFT MATERIAL: Our Covers made from High Quality Fabric. It is a reversible duvet cover which has the dots on one side and the comfortable fleece material on the other, gives you two different senses of softness at the same time, it??s breathable and durable for you to have a good sleep. NATURAL SLEEP THERAPY: Deep Touch Pressure Stimulation, the science behind weighted blankets, induces sense of comfort and relaxation which benefits people with Sensory , Restless Leg Syndrome, chronic fatigue, and many others. PERFECT DESIGN: The zipper has a hidden design that is easy to open and close and easy to remove and clean. GREAT NIGHT??S SLEEP: all-natural heavy blanket provides the warmth and comfort of a gentle hug. Sleep soundly throughout the night and wake up feeling renewed! CUSTOMER SERVICE: If you have any questions or need additional help, please don??t hesitate to contact us so that we can solve the problem within a short time. We would like to offer a replacement or refund to you according to the situation.