Pressure-relieving memory foam seat cushion with lumbar support adds comfort to any seat. Removable lumbar support cushion cradles the lower back, helping to encourage good posture and reduce discomfort. Memory foam cushion doubles as a neck support, perfect for naps in the car. Folds in half for easy storage. Ideal for home and travel. 38 1/2”L overall; back is 21 1/2”L x 18”W; seat is 16”L x 18”W. 50% polyester/35% nonwoven fabric/10% foam/5% EVA. Spot clean.