Product Description This seat cushion & lumbar support for office chair is designed to provide ergonomic support, helping you maintain comfort throughout the day. Ideal as a seat cushion & lumbar support for chair use at work, this memory foam seat cushion & lumbar support features a cooling gel layer that enhances your seating experience. Its portable design allows you to use it as airplane seat cushion & lumbar support or move it between different chairs, including as a computer chair cushion & lumbar support or for a dorm desk chair. Offering pressure relief wherever needed, it's also a great gel seat cushion & lumbar support for pressure relief and a pressure relief seat cushion & lumbar support option. As a chair pillow seat cushions alternative, it helps to alleviate discomfort and provide ultimate support. From the Manufacturer Amazon Basics