XIANQI 1. This thermal printing buffer heating dot matrix is made by hot pressing one by one, and the process is different; the self-heating cloth of the same type of products on the market is directly sewn on it 2. Thumb buckle design, winding along the back of the hand, does not affect the movement of the palm, and is more convenient to wear; 3. Breathable, breathable and sweat-wicking design; 4. Thermal design; 5. The newly upgraded magnetic fiber fabric has a larger magnetic area and a wider magnetic force; Product size (cm): 34*7.8cm Product Features: 1. This thermal printing buffer heating dot matrix is hot-pressed one by one, and the process is different; the same type of products on the market are directly sewn on the self-heating cloth 2. The thumb buckle design is adopted, which is wound along the back of the hand, does not affect the movement of the palm, and is more convenient to wear; 3. Breathable ventilation and perspiration design; 4. Thermal design; 5. The newly upgraded magnetic fiber fabric has larger magnetic area and wider magnetic force; Product list: 1 pair of wrist guards