Open the dome and put Barnacles into his favourite undersea vehicle. Roll the GUP-D across the floor and push the fin to launch the rescue net. In water, GUP-D floats and you can connect the air hose to Barnacles scuba tank to make him go up and down in the water. Everything you need to explore the incredible undersea world of the Octonauts. Includes Barnacles, Gup D incl. air-hose, net and Manta Ray with spots which change colour in water.