[Stay Cool]Green Tea Gel-infused Memory Foam combined with Cooling Liquid Gel Foam whisks away your unwanted body heat allowing for a balanced temperature distribution throughout the night [Motion Isolation]Each layer reacts to your body's pressure all together . minimizing and reducing movement while increasing comfort [Ease of Repositioning]Responsive Memory Foam offers a mix of cushioning . bounce . and support [Adjustable Base Compatibility]Your new 8 inches Cal King mattress will work with most frames . foundations . and adjustable bases. [Safer Sleep]Breathe easier knowing we use CertiPUR-US certified foams that are made without heavy metals . ozone depleters or formaldehyde [Mattress in a Box]Bed in a box for convenient and easy setup.Simply unbox and unroll the mattress . expanding to its original shape within 48-72 hours. [10-year Warranty]Every memory foam mattress is built to last and protected by a 10-year warranty.We suggest you give it a solid 30 nights to get used to your new one. Our returns are hassle-free [Best For]•Back Sleepers• Side Sleepers• Combo sleepers•Hot Sleepers • Back pain Sufferers• Couples(Not for:• Heavier individuals greater than 300lbs) [Dimensions] Twin Size Mattress: 75"L x 38"W x 8"H Twin XL Size Mattress: 80"L x 38"W x 8"H Full Size Mattress : 75"L x 54"W x 8"H Queen Size Mattress : 80"L x 60"W x 8"H King Size Mattress: 80"L x 76"W x 8"H Cal King Size Mattress: 84"L x 72"W x 8"H