The Supreme Lumbar Supporter gives your back proper support with its smart technology and integrates a healthy lifestyle. Further, it is perfectly formulated to maintain proper seating postures and reduce back pain. The design is versatile to fit almost every car seat or office chair with an elastic strap.Additional Information of the Product : In addition, this luxurious and cozy item can bring you comfort. The Supreme Lumbar Supporter gives you back proper support with its smart technology and integrates a healthy lifestyle. Perfectly formulated to maintain proper seating postures and reduce back pain. The design is versatile to fit almost every car seat or an office chair with an elastic strap.