Azza, HIBR, and Muse are all high-priced, luxurious beds. The three sleep surfaces are made with same materials and thus, belong to the same mattress category. You can buy these options in numerous sizes from Twin to Cali King. The build of all three surfaces is quite similar when it comes to layers and materials. Quilted foam is also a unique design featured in these trending sleep surfaces. The delivery is quick and hassle-free. These bed-in-a-box mattresses are easy to handle and unpack.