【JUST ON TOP OF MATTRESS】: Yescool weighted blankets for adults keep you sleeping all night. For example, a 200 lb adult would use a 15 lb or 20 lb queen size weighted blanket. Weighted Blanket for Adults (20 lbs, 60” x 80”, Grey) Cooling Heavy Blanket for Sleeping Perfect for 190-210 lbs, Queen Size Breathable Blanket with Premium Glass Bead, Machine Washable.