This Full size 1.5-inch Thick Convoluted Memory Foam Mattress Topper responds to the body's temperature through the transfer of body heat resulting in a surface that shapes to your body to provide ultimate comfort and support. The specially designed 5 Zone support patterns are molded right into the memory foam to help reduce pressure points that cause tossing and turning - Head, shoulders, back, legs and feet - giving more support at higher compression levels so you get support precisely where it is needed. Originally designed for NASA, memory foam cradles your body providing just the right amount of -inchcradling -inch for maximum comfort and can also help eliminate motion transfer by dispersing your weight evenly. After unpacking, allow 24 hours for the topper to regain its loft. Full size 1.5-inch Thick Convoluted Memory Foam Mattress Topper 100-percent Hypoallergenic Memory foam: 100-percent Polyurethane Molded right into the memory foam to help reduce pressure points that cause tossing and turning Your body to provide ultimate comfort and support Help reduce pressure points that cause tossing and turning Extraordinary therapeutic pressure relieving material that gently molds to the shape of the body Helps to alleviate motion transfer so both you and your sleep partner will sleep more soundly Topper can be placed right on top of your existing mattress and never needs turning Do not wash, spot clean only Product Type: Mattress topper Material Details: Polyurethane Color: Cream Material: Synthetic Number of Items Included: 1 Memory Foam: Yes Fill Material: Polyurethane Gender: Unisex/Both Product Care: Yes Dimensions: Overall Width - Side to Side: 52 Inches Overall Length - Head to Foot: 73 Inches Weight: 7lbs.