PAIN RELIEF: Do you sit for long periods at work or in the car?. If yes, the Mini Lumbar Support Cushion is the perfect choice to improve your wellbeing and health. WHAT IS THIS CUSHION FOR?. USE ANYWHERE: Whether as a lumbar support for your office chair, as a car seat support or to make your wheelchair or garden chair more supportive, there are no limits to using your Mini Lumbar Support Cushion.