Crafted of quality materials and an innovative design, the Therapedic Ariel mattress offers combined support and durability to keep you cool and comfortable throughout your night's sleep. The TheraWrap coils inside flex and conform independently of each other, reducing motion transfer and eliminating partner sleeping disturbance. To improve the transition of getting in and out of bed, the TheraFoam encased edge system provides tremendous edge support in addition to extra surface space. With the infusion of TheraCool gel into the MemoryTouch foam, this mattress offers immense pressure relief for luxurious comfort. On top, the revolutionary new GlacierTouch fabric cover is cold to the touch to ensure a cooler night's sleep for years to come. 15 Year Limited Warranty.