Breathing trainer, breathing trainer, lung capacity, lung function, rehabilitation physical training equipment 1. Simple exercises can keep your lungs healthy 2. 3000ml/5000ml, can be used for lung breathing training for different groups of people. 3. Good breathing exercises help keep your lungs healthy. Regular breathing exercises can not only strengthen the respiratory system, but also prevent lung diseases. 4. Help you breathe correctly. Train you to breathe deeply, helping you open and clear your airways. This helps prevent upper respiratory diseases such as mucus accumulation, asthma, etc. 5. Keep your lungs and body healthy. The more breathing exercises you do, the more efficient your lungs are in delivering oxygen to the whole body. This can help you better fight aging and disease. 6. It also helps fight stress and anxiety. When you breathe deeply, it also clears your mind and gets rid of the stress and anxiety caused by daily work and activities. You can easily spend the day positively and optimistically. 7. Lightweight, easy to carry and clean. The small size makes it easy to put it in your bag and carry it with you, and you can use it at home. How to use: Insert the breathing tube into the air nozzle, make sure the connection is firm, and then connect the mouthpiece to the other end of the breathing tube. Next, hold the air nozzle in your mouth, seal the air nozzle tightly with your lips, and take a slow (deep) breath with your lips still tightly sealed around the air nozzle. Hold your breath for 3 seconds, remove the air nozzle again, then exhale slowly, take a breath, and start the cycle again. Your goal is to try to blow the ball as high as possible. At first you may be able to lift the ball up in a short distance, but as you continue to practice, you will be able to breathe more air. If you feel dizzy, please stop exercising and take a rest first. The color of the ball is random, and the specified color is not accepted Material: Plastic Color: Photo color Package Contents: 1 * 5000ml Breathing Exerciser Only the above package content, other products are not included. Note: Due to the shooting light and different monitors, the color of the item in the picture may be slightly different from the actual object. The measurement allowable error is +/- 1-3cm.