10 Inch Chime Memory Foam Mattress SetYoull be singing the praises of this memory foam mattress, especially now that it comes with a power base. Soothing memory foam contours to your body, while a thick layer of firm support foam offers essential pressure point relief. Hypoallergenic material provides added peace of mind. Taking sleep to a whole new level, the power base smoothly raises your upper body to relieve pressure points. What a great option for those who like to sit up in bed.