SensorPEDIC Slumber Supreme 2-Inch 5-Zoned Memory Foam Mattress Topper, Queen, White Polyester Imported Rejuvenates your old mattress or makes you new mattress even better; 5-zoned mattress topper refreshes both you and your sleeping environment Exclusive odor-free sensor-foam memory foam provides just the right amount of pressure relieving support for head, shoulders, lower back and hips Luxurious circular knit fabric cover with an anti-stain treatment for convenient spot clean up A stretch-to-fit polyester skirt keeps the topper in place eliminating shifting or bunching and promotes better sheet fit Queen size topper measures 78-by-58 inches and 2-inches thick; certipur-us certified Made without ozone depleters. Made without PBDEs, TDCPP or TCEP (&#039;Tris) flame retardants. Made without mercury, lead, and other heavy metals. Made without formaldehyde. Made without phthalates regulated by the Consumer Product Safety Commission. Low VOC (Volatile Organic Compound) emissions for indoor air quality (less than 0.5 parts per million).