?Thomas rides the waves to escape a mighty shark.. and your child can build track layouts for his high seas adventures with this track pack for use with Thomas & Friends Adventures die-cast metal engines (each sold separately and subject to availability). Children will enjoy creating track layouts to play out splashy adventures for their favorite engines, and there are even translucent "water wave" walls to attach to the layout! With Thomas & Friends Adventures, your child and Thomas can go wherever their imaginations take them!?