3" Gel Memory Foam Mattress Topper 3-inch thickness for comfortable sleeping 2-pound foam density Temperature-sensitive foam adjusts to body temperature Disperses weight evenly Enhances pressure-relief and conformance Improves air circulation Hypoallergenic and antibacterial Can be placed face up or face down Does not need turning Made in USA Dimensions: Twin: 37" width x 73" length Twin XL: 37" width x 79" length Full: 52" width x 73" length Queen: 58" width x 78" length King: 75" width x 78" length Upgrade your mattress and cradle your body with this comfortable and reversible 3inch topper. 2-pound density gel foam reacts to your weight to conform to your body for improved air circulation. Egg-crate texture helps relieve painful pressure points and increase blood flow, resulting in a more restful night's sleep with less tossing and turning. Memory foam tips: Remove from packaging within 72 hours of receipt to maximize memory foam expansion. This product arrives very tightly packed. Unwrap and allow 48 hours for this product to return to its original shape. Being sealed in plastic packaging sometimes traps odors. After unwrapping, allow product to air for a few hours. 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. Topper dimensions may be slightly smaller than your mattress dimensions. Size has been designed to allow you to easily secure your fitted sheet over your new memory foam topper. Please keep this in mind when you place the topper on your mattress. Due to the nature of this item we are unable to accept returns. Item ships to the lower 48 states only. Shipping to PO boxes or APOs is not available.