This is mainly hereditary. However, although it cannot be achieved, it can at least be improved. One is to take care of your hands and pay attention to maintenance. First, avoid contact with chemicals, such as detergents and washing powder. In addition, avoid cold water in winter, avoid sun exposure in summer, and wear gloves when working in the field. Third, properly strengthen physical exercise, promote blood circulation and nourish the skin. Fourth, apply some skin cream properly. Fifth, increase hand exercise and move your fingers frequently. Slowly, you will find that you also have a pair of beautiful hands.