Comfort Care - 13" Hybrid Mattress, Plush ComfortDual Cooling Technology: Absorbs and releases heat for a consistently cool sleep. HD2 CoolFlow Foam: Enhances cooling with plush, contouring support. CoolFlow Plush Foam: Provides deep pressure relief and extra softness. Balanced Comfort: CoolFlow Medium Foam offers cushioning comfort and responsive support. DuraLast Support Foam: Ensures long lasting resilience and shape retention. Marvelous Middle: Provides 25% more lumbar support and reduces motion