There are many kinds of sachets, such as jade carving, gold silk, silver silk, jade inlaid and silk embroidered. Generally made into round, square, oval, Japanese horn, gourd, pomegranate, peach, waist, square and so on. Most capsules are hollow in the middle of two pieces, and some are hollow, but they must be porous and breathable to give off fragrance. This sachet is about ten centimeters long, five centimeters wide and two centimeters thick. There is a silk sash at the top for hanging, and a knotted tether ribbon or jewelry tassel at the bottom. Wearing sachets is very particular. In order to prevent diseases and keep fit, the elderly generally like to wear plum blossoms, chrysanthemums, peaches, apples, lotus flowers, dolls riding fish, dolls holding cocks, double lotus flowers and other shapes, symbolizing birds and flowers, all the best, loving each other and family harmony. Children like birds and animals, such as tigers and leopards; Monkeys sleep, cockfights chase rabbits. Young people are most particular about wearing sachets. If they are lovers in love, affectionate girls will carefully make one or two sachets with their own characteristics a long time ago in order to meet their lovers before the festival. The young man is wearing a sachet from his sweetheart, which naturally causes discussion among men and women around him and praises the young man's unique object. Many places in southern China have the custom of hanging sachets on the Dragon Boat Festival, which is also a way to prevent infectious diseases. Traditional Chinese medicine believes that the climate in summer is characterized by humidity and high temperature, and bacteria are easy to breed, while sachets have the function of sterilization and improving the body's resistance.