• Enjoy A Comfortable Deep Sleep: The cal king mattress combines multiple layers of premium memory foam with individual support spring to provide superior comfort and targeted support. Make sure your weight is evenly distributed from head to toe, fully relaxes your muscles, which helps relieve back pain and improves your sleeping quality
• Breathable and Healthy: The mattress cal king size features a breathable knit fabric top which can promotes airflow, discharge the steam and sweat from the contact surface between you and the mattress, keeping you dry and comfortable throughout the night
• Quiet and Independent Spring: The 12 inch california king mattress is built-in high-quality independent pocket coil and slow rebound sponge, which can effectively absorb the noise and vibration caused by turning over during sleep, minimize motion transfer, so you are not disturbed by your partner turning over
• Suitable for All Sleep Positions: The mattress cal king with 4 layers all-foam system, suitable for all sleeping positions. This firm mattress is made of gel memory foam, which aligns your spine and evenly disperses your body weight to relieve pressure points while you sleep
• Strong Edge Support: The reinforced edge support of the cal king bed mattress can prevent it from sagging and enhance its stability. reduce the risk of rolling off during nighttime movements, thus improving safety. The reinforced edges also protect the internal structure, extending the mattress's service life
• Cal King Mattress in A Box: The hybrid mattress is vacuum roll packaged and delivered anywhere. The Ruoysun cal king mattresses come with a 10-year protection and 100 night trial. Please keep a safe distance from the mattress when unpacking to prevent injury by its instant expansion. And allow 48 - 72 hours for it to fully expand