Features 1. Three in one back massager: This three in one electric back massager features soothing vibration, gentle heat therapy, and intelligent traction and lifting functions, allowing you to experience targeted back soothing. It is very suitable for daily use, helping to release muscle tension, promote healthy blood flow, and alleviate lower back fatigue caused by prolonged sitting or standing. It is a practical health tool for home or office. 2. Advanced slow rebound memory sponge: This ergonomic electric back massager is made of high-density memory sponge, which can fit your body's natural curves while maintaining its shape, making it suitable for long-term use. The slow rebound cushioning design provides even pressure distribution, helping to relieve tension in the neck, shoulders, and lower back. Specially designed for all-weather comfort and long-lasting support, while maintaining its structural integrity. 3. Ergonomic design for human adaptability: This three in one back massager for sciatica can be designed according to the natural curve of your body, providing concentrated support and effective relief. Whether you are sitting at your desk, lying at home, or traveling, its ergonomic contour design can help you minimize stress points, promote proper posture formation, and improve overall comfort. 4. Detachable and washable outer cover: The outer cover of this three in one back massager is detachable and washable, making it easy to maintain and improve hygiene, helping you maintain a cleaner and more comfortable environment. It is perfect for daily use at home, in the office, or while traveling, providing you with continuous support and relaxation no matter where you are. 5. Compact and convenient: This portable back massager is compact and lightweight, designed to relieve fatigue anytime and anywhere, making it perfect for travel, office rest, or relaxing at home. It has built-in heating and massage functions, which help soothe sore muscles, reduce tension, and promote relaxation anytime, anywhere. Specification Product name: Lumbar spine repair pillow Product function: Constant temperature hot compress/Vibration massage/Electric lifting Product specifications: 59 * 23 * 8 cm Switch gear: Low/Medium/High Product Memory: Memory Cotton Package Include: 1x back massager