This Beautyrest® lumbar supreme 18" air mattress has a unique lumbar zone that can be adjusted independently from the head and feet. Customize the back support to your desired firmness and assist better spinal alignment. Queen size features Polyfusion™ fiber that is airtight and soft to the touch. The King size is made with thick, puncture-resistant vinyl. All sizes are leak tested to guarantee quality, are backed by a 1-year warranty, and can support up to 750 lbs oval beams reduce motion transfer and have the feel of a traditional mattress. Edge support adds stability and prevents roll off. Built-in electric pump fully inflates/deflates in under 3 minutes. Fits back easily in the carry bag for compact storage.  Included: 1 Duffel Bag(s) Features: Built-In Pump Manufacturer Warranty: 1 Year Power Source: Plug-In Use: Indoor Bed Size: King Measurements: 18 Height/Inches, 75 Width/Inches Maximum Weight Limit: 750 Lbs Weight (lb.): 22 Lb Base Material: 100% Vinyl Care: Spot Clean Certifications And Listings: Etl Listed Country of Origin: Imported