Sleep Studio Sleep Joy Blueflex 10-Inch Gel Memory Foam Mattress, 20-Year Warranty, King Breathable gel infused memory foam provides personalized support and dissipates body heat faster for an ideal sleeping temperature with enhanced comfort and support 10-inch solid layer construction extends the life of your mattress and provides lasting support and comfort that will not sag over time like contoured layered designs can Blueflex contains natural green tea that eliminates unpleasant odors and replaces it with a fresh clean scent and plant based ingredients to reduce the impact on the environment Luxurious cover with a 4-way zipper feels great to the touch and is easy to care for Mattress is compressed and folded to allow for shipment by ups and is easy to set up using simple instructions that are included