Linenspa 8 Inch Gel Memory Foam Mattress - Dual-Layered - CertiPUR-US Certified - Medium Firm - 10 Year Warranty - Cal King Size 10 inch mattress with 3.5" of gel memory foam, 6.5" of high-density support foam and a super-soft bamboo cover Medium feel mattress that is compressed, rolled and shipped in a box for easy transportation Helps to relieve pain and pressure points by correctly aligning the spine and by supporting the natural curves of your head, neck and shoulders Durable, long lasting memory foam is constructed with open cell technology to create a more durable foam and includes an impressive 10-Year Warranty CertiPUR-US certified (no harmful odors), resitant to dust mites and safe for youth - Cal King Size: 72" x 84"