1. 100% Made in the U.S.A., assuring consistency in quality and availability. 2. Patented technology-our reversible top cover. This special cover helps to alleviate body impressions caused by uneven wear. 3. The Zephyr's dry cleanable 4-way stretch cover allows for the mattress to contour to your body's individual shape and size. This combined with Summer/Winter reversible duvet pillow top allows a comfort level that must be felt to be believed. 4. Patented 3 zoned high strength nylon/urethane air chambers. 5. Easy quick connectors for leak proof connections and kink free hoses. 6. The Visco foam comfort layer and the convoluted foam comfort layer are both removable and reversible to promote even wear. 7. The Zephyr's reinforced concave foam cavity comes with the patented "Perfect Perimeter" construction which allows for an expanded sleeping surface for greater comfort. 8. American National’s New Intelligent Air Sleep Technology lets you save all your favorite comfort settings with a click of a button, and is included for free! 9. Standard sizing eliminates the need for special furniture or bedding. 10. 20 year limited warranty is your assurance of lasting quality.