Yes Willow is a kind of sea willow, named after its appearance is similar to that of willow on land. Wear willow for a long time, and you can massage the local skin physically by constantly rubbing with the skin. Ban Ling, also called Bancaishi, is a very precious gem. This is a unique and rare gem. Bancaishi is an organic biological gem, and pearls and amber also belong to this category. It is a shell fossil of Bancai snail 70 million years ago.