New in box: Intex Dura-Beam Standard Queen Prestige Downy Airbed with Battery Pump. COMFORTABLE: The built-in non-stretch fibers offer enchanced comfort. The secret is in the Fiber-Tech Construction, that contours and provides support to your body, ensuring that you never feel like you're sinking to the floor. DURABLE: Thousands of strong polyester fibers create an extremely durable internal structure. Fiver-Tech Construction, unlike traditional airbeds, does not stretch over time.