Isabella - 14" Hybrid Pillow Top MattressOrthopedic Support: Engineered to maintain proper spinal alignment for improved sleep posture Adjustable Base Compatible: Designed to work seamlessly with adjustable base frames Pressure Relief: Soft pillow top layer reduces stress on joints and pressure points Low Motion Transfer: Minimizes movement transfer for undisturbed sleep sharing Water Resistant Surface: Protects against spills and stains for easier care Durable Foam+Spring Core: Combines