13.5 tog duvet premium-grade weighted blanket helps relax your body by simulating the feeling of being held or hugged, making you fall asleep faster and sleep better throughout the night. After years of research and practical application and learning from our countless customer feedbacks and reviews, the ZZZNEST R&D team achieved this fabulous 3.0 Weighted Blanket. We adopt advanced idea and sewing technology, combined with the fashionable elements and simple design. You will feel relax and cozy in your bed and feel full of energy every day!