Slumber Solutions Highloft Supreme 4-inch Memory Foam Mattress Topper Sleep Mask & Comfortable Pair of Corded Earplugs Included (KING) 3 Year Limited Manufacturer Warranty - Comfort Level Medium - Includes High Quality Sleep Mask & Comfortable Pair of Corded Earplugs 4-inch thickness for ultimate comfort made with a dense layer of 100-percent polyurethane foam Egg Crate shape molds to your body and eases sensitive pressure points Helps rejuvenate tired muscles and eases back pain Dimensions: King: 75 inches wide x 78 inches long - Density: 3 pounds - Meets all flammability standards - Made in USA