Shelcore - Bathtime Busy Sub 5 interlocking bath time toys that fit together to create a floating submarine. A water cup with fisheye viewer, periscope water cup. Periscope funnel, floating water cup with handles, and cup with propeller. Removable scuba penguin squirtee, treasure chest with floating seaweed, and spinner rim with spinner fish. All items can be stored in the submarine after bath for convenient storage,