Symbia 16° Ergonomic back wedgeInnovative 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 Low incline support: Dimensions and angles tested to provide a gentle and stable supine position. Optimized for side sleepers: Long and smooth hip to head support with a softer shoulder zone to help sleeping on the side. Mild symptoms relief: Helps with