1、Practicality: Dumbbells are ideal exercise tools for kids' hand, eye and arm coordination. This dumbbell can effectively help them develop arm strength and make them stronger.2、Material: Dumbbell uses ABS material, bright colors, and kids like. Tough, not easy to deformation, will not cause harm to the kids.3、Scientific Design: The closed opening design prevents the core from rusting and is durable. And the use of simple, very suitable for kids exercise.4、Widely Used: Dumbbells can be used not only as a fitness tool, but also as a recreational toy for kids. They are perfect for dancing, performing, gymnastics and outdoor sports.5、Ideal Choice: Dumbbells are kids' birthday, Thanksgiving Christmas and so on the ideal gift, not only they can strengthen the body, but small and cute shape is very popular with kids.