Excellent material: Made of high-quality wood and foam balls, safe and harmless, exquisite in workmanship, firm and reliable, and can be used for a long time.
Size: 1 set, including 1 wooden lung breathing exerciser and 2 balls. The size is about 14 * 4cm /5.51*1.57 inches. Small size, light weight and convenient use.
Safety design: The surface of the exerciser is smooth and polished, without burr and crack, and will not scratch hands and lips, making it safer for children to use and more reassuring for parents.
Lung capacity exercise: The ball-blowing breathing exerciser allows children to improve their lung capacity by exercising their breathing muscles and increasing their breathing endurance. At the same time, let children know that gas can keep the balance of light objects during exercise, understand the charm of physics and cultivate interest.
Widely used: Suitable for family games, school teaching, and outdoor entertainment, and the best gift for children.