1. 100% lap seam construction, fabricated from one sheet of specially formulated 20 mil virgin vinyl. 2. 70% Wave Motion Reduction Six individual hydraulic chambers isolate and absorb wave energy. 3. Free floating vacuum formed baffle system constructed from top quality specially formulated vinyl. 4. Edge support, which translates into a smooth entry and exit from the mattress without bottoming out. 5. Reinforced T-Corner construction for extra strength in critical pressure areas (our patented process). 6. 20 year limited warranty (3 years full, 17 years prorated) is your assurance of lasting quality. 7. 100% Made in the U.S.A.