100% Premium Cotton ??Premium Cotton??COCOBELA weighted blankets are made of breathable cotton and premium glass beads. The soft outer layer is cozy comfort,which gives you a sense of peace. Please enjoy this blanket without any worries. ??Sleep Well&Easy Cleaning??The weighted blanket is machine-washable on a low and gentle setting. You can use it with a duvet cover for easier cleaning. It offers great all-natural sleep help for adults and kids by offering the gentle sensation of being held to encourage deep, healthy, restful sleep. ??Size and Weight??We recommend the blanket that weighs about 10% of your body weight plus one, to simulate the feeling of being hugged. 15 lbs weight is intended for individuals weighing about 140 lbs. The twin size is for one person on a twin size bed. The queen size is for one person on a queen size bed. ??Highest Industry Standard??1.Two layers 100% breathable cotton fabric. 2. Two layers microfiber to avoid leakage. 3. Filled with Hypo-allergenic, non-toxic, odorless glass beads. 4. Non-glue polyester padding to avoid move and noise of the glass beads. ??Friendly Reminders??We must say, The weighted blanket is NOT suitable for everybody.It is perfect for someone who has sleeping problem. Wish you have a sense of peace. Children under 5 years old and pregnant women are not recommended. Old people should ensure that they can open the weighted blanket independently.