3 inch opening provides pressure relief for the coccyx / tailbone area to help relieve lower back pain.
Constructed of highly resilient polyurethane foam for maximum comfort and durability.
Ideal for use in the home, office or car.
Features a machine washable, zippered cover with built in carry handle.
Cover is dark navy blue or camel made of polyester and cotton.
Measures 15" x 14" x 3" sloping down to 1.5".
Foam meets CAL #117 requirements.