Ourea Best Weighted Blanket Adult | 15 lbs | 48"× 78" | Dark Grey | Women and Men | Breathable Cotton with Glass BeadHOW TO CHOOSEUsually 10% of your body weight is the weight you should choose, 15 lbs weight is intended for individuals weighing about 130 lbs 170 lbs. A weighted blanket is supposed to on the top of the mattress and should not go over the edges of bed, which can concentrate weight on your body UNIQUE DESIGNWe have added 2 layers of cotton cloth on the basis of the traditional 5 layer structure to prevent the beads from leaking out. You don't have to