Features: 1. **Self-Heating Technology**: Our innovative self-heating strips utilize advanced carbon fiber technology to provide soothing warmth, effectively relieving muscle soreness and tension in the neck and shoulders. 2. **Ergonomic Design**: Specifically crafted to contour to the natural shape of your neck and shoulders, ensuring a snug fit that maximizes comfort and heat distribution for targeted relief. 3. **Easy to Use**: Simply place the heat strip close to your body, adjust it to your desired position, and enjoy hands-free relaxation. Perfect for home, office, or on-the-go use. 4. **Versatile Coverage**: The full thermal design wraps around the shoulders and neck, providing comprehensive care that alleviates discomfort and promotes relaxation throughout the upper body. 5. **Portable and Lightweight**: Designed for convenience, our self-heating strips are lightweight and easy to carry, making them ideal for travel or daily use, so you can enjoy relief anytime, anywhere. Our self-heating shoulder and neck heat strips contain carbon fiber. It can be specially designed to fit the neck, shoulders and entire back, fully wrapped and front, fully thermal design, giving full care and better care to the shoulders. Its use is simple: place the product close to the body, adjust it flexibly and fix it in the required position. And can care for shoulder and neck.