With this California king memory foam, you have enough room for all your favorite sleep positions, even when sharing with your loved one. The memory foam mattress molds to your body and evenly supports your body’s weight so you drift off in comfort and wake up feeling ready to face the day. This memory foam mattress features a firm base layer and two top layers of cushioning designed to let you sleep all night in complete comfort.Rest in total comfort with an Accutex memory foam sleep systemMemory Foam is resistant to dust mites and is naturally antimicrobial Includes one 5-inch Accu-Flex medium firm support base layer for spinal alignment and total body support Top visco elastic layer consists of 3-inches of Accu-Gold 5.3 memory foamAccu-Gold visco elastic memory foam is both comfortable and durable Measures 70 inches wide x 80 inches long x 8 inches deep Due to recent manufacturing changes this product is approved for home use and ships in one carton, fully assembled. 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.Once opened this product is non-returnable.