California King Perfect Day iSeries Applause Firm (Vantage Firm) from Berta inc. Low Profile Box Spring

The iSeries Vantage Firm was designed to behave like a normal traditional firm model while offering the benefits of their gel memory foam system. The mattress features one layer of their Cool Action™ Dual Effects® Gel Memory Foam for efficient cooling, comfort and all round support. Also, a layer of Serta Support foam provides a firmer mattress when compared to the Vantage Plush model.