Help alleviate lower back pain - Comfortably support people with lower back pain, especially pregnant women. It helps to maintain the correct posture.Relieve Back Pressure - In addition to pregnant women, NASA astronauts have also taken "backup" trips. This simple back support helps alleviate their back pain caused by microgravity. President Nada even received support from the World Chiropractic Union.The design for improved posture and comfortable sitting upright allows computer users and campers to easily sit upright without affecting their lower back.Provides additional cushioning - This back support system is equipped with standard accessories that can distribute tilted weight over three times the area of the tibia. Large knee pads and pads are also ideal for larger people. Small frame users can enjoy additional buffering.