Note: The specific size of this model is small. Key benefits and features Ergonomic design for bed backrest positioning, neck support, and lumbar support during reading or watching TV. Maintains the correct posture to help relieve back pain while you relax. Also functions as a leg elevation cushion to help relieve veins, calf pain, varicose veins, and swollen legs. Skin friendly and soft materials. Made with cotton and linen fabric that is smooth, soft, breathable, and wear resistant. Delicate touch and long lasting durability. Filled with PP cotton for good rebound and shape retention. Decorative cushion design. The button detailing increases the three dimensional effect, and the back cushion cover has a retro, unique look to add a decorative element to any room. Wide usability with multiple sizes. Suitable for bedside, sofas, bay windows, tatami, children's playrooms, offices, and any place you like to lean on. A versatile addition to homes. Practical use scenarios Scenario 1: In bed for reading or watching TV. The ergonomic backrest provides neck and lumbar support, helping you relax with proper posture. Use the leg elevation function to ease leg veins and swelling. Scenario 2: Lounging in living areas. Place on a sofa, bay window, or tatami to support your back while lounging, reading, or working from a comfortable position. Scenario 3: Decoration. With its decorative button design and retro cover, it enhances room decor.