All buttercream with fondant waterfall and accents. Candy mold shells and plastic figurines. For my 2 year old DAUGHTER!!!!! had a horrible time trying to decide what to do for "Bob~Bob" as she calls that silly sponge! I wanted to do a castle...NO>...she wanted this! LOL...thanks to all of the talented people who posted anything with luau, hawaiian, waterfall, sponge bob, or patrick keywords! I pulled this from at least 30 cakes!!! THank you all!