Comfort Magic Mem-Cool 4 Inch Memory Foam Mattress Topper - King

Sleep in comfort on this Cool Memory Foam mattress topper. Features: Bedding is perfect for a warm climate or a cooler sleeping temperature ; Includes all the usual features of a premium Memory Foam Topper with the added enhancement of increased air flow ; Topper has 4-pound density ; Foam has a 99 open cell configuration for maximum heat dissipation ; Cells are naturally opened using a patented foam making process ; Ten times the air flow of other Memory Foam ; Originally designed for NASA, this space age foam cradles your body, reducing pressure points that cause tossing and turning ; Hypoallergenic, anti-microbial, temperature-sensitive foam promotes a healthy night's sleep . Memory Foam Do's and Don'ts: To maximize memory foam expansion; remove from packaging within 72 hours of receipt ; This product arrives very tightly packed. Please unwrap and allow 48 hours for this product to return to its original shape ; Being sealed in plastic packaging sometimes traps odors. A few hours of airing usually removes the odor . Due to machine cutting manufacturing processes, there may be slight variances in the dimensions of this product. Due to the nature of Memory Foam, the firmness level of every item is unique. Please be advised that even similar products may produce different firmness results. Specifications: Twin Dimensions: 4" H x 38" W x 75" D Twin XL Dimensions: 4" H x 38" W x 80" D Full Dimensions: 4" H x 54" W x 75" D Queen Dimensions: 4" H x 60" W x 80" D King Dimensions: 4" H x 76" W x 80" D California King Dimensions: 4" H x 72" W x 84" D . Twin Weight: 53 lbs Twin XL Weight: 53 lbs Full Weight: 53 lbs Queen Weight: 53 lbs King Weight: 53 lbs California King Weight: 53 lbs .