Description: 【High Density Memory Foam】: This multifunctional adjustable lumbar support pillow is made from high density memory foam, perfectly fitting the curve of your waist to provide optimal support and comfort. Ideal for use in cars or office chairs. 【Ergonomic Design】: Scientifically designed to effectively alleviate pressure on the waist, this pillow ensures easily fatigue even after long periods of driving or working at a desk. 【Adjustable Pillow】: The height of the headrest can be adjusted to suit different height requirements, providing additional neck support for enhanced comfort. 【Breathable 】: Made with highly breathable , this lumbar support pillow maintains good ventilation to avoid stuffiness and ensure a comfortable experience. 【Easy Installation & Versatile Use】: Simple and convenient to install, this pillow is suitable for various car models and office chairs. Not only does it improve comfort during driving or working but also enhances the overall aesthetic of your car interior or office environment. Specification: Material: Ice Silk Cloth and Memory Foam Size Chart: 28cmx12cmx37cm/11.02inchx4.72inchx14.57inch Package Includes: 1 Office Chair Waist Cushion Note: Please allow slightly errors 1-2cm differences due to manual measurement.