The world loves Oball and now Oball is helping you get a grip on bathtime like never before! It's time to take a deep dive into playtime with the Oball Tubmarine! The wind-up propeller pushes it through the water and the easy-to-grasp Oball design makes it fun and easy to grasp for little hands of all sizes. Tubmarine floats and the unique Oball holes allow for easy drainage at bath time. Little ones will love tub time with Oball Tubmarine. Get a grip on playtime!