JBA | Exam Training Breath Capacity Mouthpiece

Practice Tool This product serves as an excellent practice tool for students to improve their lung capacity, helping them perform better in their sports tests. Thickened Material Made with thickened material, this blowing mouth is designed to withstand rigorous use, providing durability and longevity. Lightweight and Portable Its lightweight and portable design makes it easy to carry around, allowing students to practice anytime, anywhere. Disposable Design The disposable design of this lung capacity blowing mouth ensures hygiene and convenience for each user, making it perfect for group training sessions or school sports tests.