Our kickboard is designed with cutouts for various hand positions to encourage proper streamline technique. The curvature at the front of the board also allows the swimmer to put his face in the water so that he can practice rhythmic rotary breathing during his kick drills. Features: Cut outs for various hand positions to encourage proper streamline technique Curved design allows swimmer to put their face in the water while kicking Target age 2-6 years/ 33 66lbs