Symbia 10″ Ergonomic leg bolsterInnovative and high quality conception Thermoregulative memory foam Optimum comfort and stability Made in Canada by posture specialists CertiPUR US & FDA Registered Medical Device Five year warranty Zero gravity positioning: Uniquely shaped to ease pressure and pain from the lower back, hips and legs. Lumbar and sciatica relief: Designed to reduce inflammation and take pressure off the sciatic nerve and lower back. Optimal lower body rest: Relaxes