1、Function: Exercise children's hands on ability and brain use ability, and develop their thinking. 2、Portable: Small size, large capacity, soft and comfortable, small and portable, experience the fun of water fighting. 3、Silicone Material: Made of silicone material, soft, safe and non toxic. Children play in a non toxic environment. 4、Easy To Use: The reusable water balloon features an innovative self sealing design that quickly fills simply by placing it in water. 5、Applicability: Suitable for summer, beach, swimming pool, pool party and outdoor water fight.Item Type: Water BalloonsMaterial: SiliconeQuantity: 10pcsWeight: Approx.131g / 4.6ozProduct Size: Approx. 6cm / 2.4in10 x Water Balloons