Doraemon Doraemon soap scented moisturizing bath ball with doll

Contents: 1 bath ball is about 75g, including 1 doll; each bath ball contains 1 Doraemon doll, there are 8 styles in total (the styles are shipped randomly). Put the bath ball into the water, and when it melts, the doll will surface! Which Doraemon will accompany you in the bath?