shampoo was been confirmed a boy by the recommender but it’s still not canon since the person who recommended price tag said they were a girl but the bfdi crew changed it
Shampoo is very silent and doesn't show much emotion. They like running and has a unhinged mouth. Shampoo acts a bit immature and likes to follow ideas, such as thanking their voters just like Rubber Spatula did.
Shampoo is a pink bottle of upside-down shampoo. Their lid functions as a puppet-like mouth.