Main Features and Advantages - Feature 1: Compact Design: This three-ball breathing trainer is designed to be compact and easy to use, making it an ideal tool for students to practice and improve their lung capacity. Its small size allows for convenient storage and portability, so you can take it anywhere for training. - Feature 2: High-Quality Material: Made from high-quality, shatter-resistant plastic, this device is built to last. The durable construction ensures that it can withstand regular use without compromising performance, making it a reliable choice for lung capacity training. - Feature 3: Effective Measurement System: The three-ball inhalation measurement system provides accurate feedback on breathing performance. As users inhale, the balls rise, allowing them to visually monitor their progress and set personal goals for improvement. - Feature 4: Easy to Clean: The detachable design allows for easy cleaning and disinfection, ensuring proper hygiene during use. This feature is particularly important for shared use in schools or training environments, making maintenance simple and efficient. - Feature 5: Ergonomic Handle: Equipped with a unique handle, this breathing trainer offers a comfortable grip during exercises. The ergonomic design enhances usability, allowing students to focus on their breathing techniques without discomfort.Technical Specifications - Product Name: Three-Ball Breathing Trainer - Product Size: 14 x 13.5 cm (5.51 x 5.31 in) - Product Material: Plastic - Product Color: White Solution This three-ball breathing trainer effectively helps students improve their lung capacity and respiratory strength. It provides a practical solution for enhancing breathing techniques, making it suitable for various training programs and health improvement initiatives.Usage Ideal for students and individuals looking to enhance their lung capacity, this trainer can be used in schools, at home, or during physical education classes. It is perfect for respiratory therapy, fitness training, or general health improvement.Packaging List - 1 x Three-Ball Breathing Trainer Please note: . Due to manual measurement, dimensions may vary slightly. . Colors may differ slightly due to different display settings.