Features: Experience ultimately comfort with our car seat backrest cushion, crafted from natural bamboos slats and breathable mesh to provide effective lumbar support and alleviate fatigue during long drives. This lumbar support cushion perfect for summer use, offering a breathable design that prevents overheating and conforms to ergonomic principle for optimally support. Ideal for office worker, drivers, students, and anyone who spends extended periods sitting, this cushion ensures proper posture and reduces discomfort. It is suitable for use on office chairs, car seat, home sofas, and more, making it a practical addition to any seating arrangement. Easy to clean and maintain, this cushion combines functionality with style, enhancing your seating experience while promoting better spinal health and comfort. Specifications: Component:Bamboos+breathable mesh cloth Size: Approx.40x40cm/15.74x15.74inch Package Includes: 1pcs Bamboos Lumbar Support Cushion note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.