10" Personal Comfort A4 Number Bed - SplitKing 10 Mattress Height with 2 of Evolution Foam - Latest Number Bed Technology Designed and Assembled in the U.S.A. by a FDA Registered Facility 25 Year Warranty - 3 Year Full - 22 Year Prorated - Covers Mattress and Air Control System. Fast FedEx Shipping - Assembly Required - Mattress Only (adjustable base not included)