Shanshan suit is not a sponge shoulder pad. Shanshan suit is padded with cotton and wool. Shanshan suit is a high-grade brand in China, and only low-grade suits will use sponges to pad their shoulders. In the clothing industry, shoulder pads, also known as shoulder pads, are semi-circular or oval pads lining the shoulders of clothing and are important auxiliary materials for shaping shoulders. The function of shoulder pads is to keep the shoulders level.