100% Cotton for Outer Cover and 100% Micro for Inner Blanket Help You Sleep Better: Feels like a comforting hug that encourage deep and restful sleep. Perfect for You: 8% – 12% equivalent of body weight. Blankets of this sizes are designed for adults and Teens weigh between 125 Lbs up to 175 Lbs. Higher Standard: 7-Layer quilted craftwork | 4.8??x4.8?? smaller compartments for more evenly distribution |2.5 mm-3 mm smaller stitching |0.8 mm-1.2 mm glass beads in homo natural commercial grade. Removable Cotton Duvet Cover :100% Cotton fabric cover to keep you cozy and protect blanket to extent its life. 100% Satisfaction Customer Care: CHIAVE aims to provide premium products and excellent customer service, please feel free to contact us if you have any questions.