Experience improved comfort support and relief with the Bluestone Memory Foam Oval Donut Seat Cushion. This soft and comfortable memory foam pillow reduces the burden placed on pressure points to ease aches and pain from illness injury or sitting too long. The ergonomic pillow is ideal as a pregnancy pillow donut pillow or sciatica pain relief pillow and is suitable for use in your home office or car offering a versatile way to enhance the support of almost any seat.