Polycotton Cover: Made with soft polyester and cotton blend material for comfort. 7-Inch Incline: Provides gentle slope to help you get in and out of bed. Foam Lift: Elevates your body for better sleep posture and support. Multiple Colors: Available in a variety of colors to match your style. Queen Size: Large 60 x 80 inch mattress fits most standard beds. A night of uninterrupted sleep does more than offer our bodies a chance to recuperate from a long day; our minds and spirits are also rejuvenated by those blissful hours of slumber. However, achieving such a peaceful night of rest can be difficult, particularly for those of us who suffer from GERD or Acid Reflux. The Avana Mattress Elevator may help through natural elevation. Your whole torso is gently lifted by our resilient under mattress supportive foam, providing an ideal inclined sleep surface. Our precise 7" inclined angle will send you down the path towards dreamland. Available in three sizes, the Avana Mattress Slant covers the entire length of a Twin, Queen, or King Size mattress. Made from ultra-comfortable medium density polyurethane foam that gives you the perfect amount of support throughout the night. CertiPUR-US program assures that the foam is: Made without ozone depleters Made without PBDEs, TDCPP or TCEP (“Tris”) flame retardants Made without mercury, lead and heavy metals Made without formaldehyde Made without phthalates regulated by the Consumer Product Safety Commission Low VOC (Volatile Organic Compound) emissions for indoor air quality (less than 0.5 parts per million) No chlorofluorocarbons (CFCs) Performance-tested Durability-tested Emissions-tested Content-tested Analyzed by independent, accredited testing laboratories Meets CertiPUR-US standards for content, emissions and durability, and are analyzed by independent, accredited testing laboratories