The 14" Apex Hybrid Euro pillowtop mattress features 2x more cooling fibers and double the pressure-relieving memory foam of the Original Hybrid with the added benefits of copper for responsive comfort and temperature regulation. Enhanced cooling and plushness. Provides balanced comfort and support, along with a responsive feel with reduced sinkage. Ideal for all sleep positions and couples who can’t agree on firmness. America’s #1 rated hybrid. Our Award-winning glacier° Apex mattress combines advanced cooling technologies, pressure-relieving foams, and hybrid coil systems to deliver cooler sleep and better overnight recovery. • Apex Hybrid- Hybrid Design: premium memory foam comfort layers paired with responsive spring support for the ideal balance of contouring comfort and stability. • Euro Pillowtop- Pillow Top models feature an extra layer of upholstery for a more cushioned, plush feel. • glacierTECH° Elite Cooling Cover- Designed with 2X more cooling fibers than the Original° Hybrid cover to help create a cooler sleep surface from the moment you lie down. • ChiroZONE™ Quilt Technology- Engineered for cooler, more supportive sleep with targeted lumbar support, pressure-relieving foams, and responsive comfort coils. • CarbonICE™ graphite-infused memory foam and CopperELEMENT™ foam help regulate temperature while enhancing comfort and recovery. Fiberglass-free construction and ARCFlow™ ventilated gel foam create a cleaner, more breathable sleep experience. Includes mattress only. Mattress plus box spring option also available. Mattress arrives compressed in a box and then regains its size and shape after opening.