Used once and stored in a storage room. This is a back support cushion for car seats. It's bulky, so it will be folded as shown in photo 5, packed, and shipped in a cardboard box. Back and lower back support made easy! Uses plenty of low-resilience urethane! A new shape that fits the seat and supports your back. Lumbar support cushion Dimensions (mm): 500 x 640 Material (Lining): 100% Polyester Material (Surface): Synthetic leather Material (Filling): Low-resilience urethane foam No returns accepted.