Incorporating the best materials for optimal sleep, the 8 in. Blissful Nights Daisy Firm Memory Foam Mattress features two layers of foam that build the perfect combination of bliss. The 2 in. 1.8 lb. Plex-Air top layer promotes air flow and increases comfort while the 6 in. Support Base foam reinforces the conformity and stability of the entire mattress, its simply comfort at its best.