The White Willow Slim Lumbar Support Pillow, which is ergonomically shaped with a lightweight, portable and an adaptable design. The temperature sensitive memory foam helps eliminates lateral pressure and reduces discomfort and fatigue on the back and spine. These pillows conform to most spines and promote relaxation. We can place the pillow on any sofa, chair (office and home) or a car seat. It is ideal for use in long distance travel or sitting for longer hours in offices.