Features: High-quality material: Made of high-quality material, elastic support system with mesh breathable cushion, soft and comfortable. It features an advanced ergonomic design with two elastic leaves that dynamically and accurately support your lower back. Ergonomic Lumbar Support: Will help correct your sitting posture without giving you an uncomfortable feeling when you lean on it. The soft car back support brings a more comfortable feeling to your waist. Adjustable-height to suit everyone's needs. There are 5 levels of height adjustment that move the lower back support pillow's leaves up and down, so taller or shorter people can adjust to your liking and find your comfort. Anti-Slip Back Support: for our office chair back support with the adjustable-fastening seats belt to securely secure the car lumbar support around your computer desk/office chair, bed, couch and couch, car seats and kitchen chair. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Size: 40*40cm Package List: 1 x Ergonomic Lumbar Support