Increase the comfort of any mattress with a 3 inch Organic Wool Mattress Topper. This topper is environmentally safe and features an organic cotton cover filled with four batts of premium Eco Valley Wool. Bio Sleep Concept hand makes each wool topper insuring you have a luxurious addition to your mattresses comfort. Eco Valley's premium wool offers natural resilience that provides a natural support system that evenly distributes body weight as you sleep eliminating the pressure points from your mattress. The 3 inch Organic Wool Topper will also conform to the contour of your body delivering therapeutic warmth to relieve muscle pain and stiffness as you sleep. Organic wool is the ideal all natural filler for any bedding product. Wool controls and regulates temperature as it eliminates moisture build up, is naturally resistant to mold and mildew, is naturally hypoallergenic, breathable, and is even flame resistant eliminating the need for toxic flame retardant chemicals. Dimensions and Fill Twin: 38 inches x 74 inches, 10lbs of fill. Twin XL: 38 inches x 80 inches, 12lbs of fill. Full: 54 inches x 74 inches, 14lbs of fill. Queen: 60 inches x 80 inches, 18lbs of fill. King: 76 inches x 80 inches, 24lbs of fill. Cal King: 72 inches x 84 inches, 24lbs of fill. Important Information Dry clean if necessary. Seasonally sun and air to revitalize the wool and improve your toppers longevity. Do not wash. You may air fluff this topper in a dryer on low or no heat for 15 to 20 minutes as part of the seasonal airing; for best results only sun and air.