Swimming tool for technique or strength training You can use the Performance Pull-Kick for various aspects of your daily swimming training. If you clamp the Pull-Kick between your legs, you can use it as a pull buoy to optimise your pull and push phase as well as your body rotation when swimming. The ZAOSU Performance Pull-Kick is the right training equipment for technique training in particular. If you want to train your legs in isolation, you can conveniently use the Pull-Kick as a swimming board. The ZAOSU Performance Pull-Kick has pre-moulded handles and particularly soft material. These features offer you the comfort you need for every training session. Material composition: 100% EVA.