D-shaped Lumbar Spine / Lower Back Support Cushion
Length: 32cm 
Specifically designed to match the shape of your lower back to improve the lumbar support of a chair, and thus help keep your lumbar spine in a more neutral position when sitting. Helps relieve lower back pain from long periods of sitting.
Cushion should sit just above the belt line. Strap can be used to secure in position on back of chair. Can be used in the office, at home, in a car and is super lightweight for travelling.