Sports Breathing Trainer Portable Lung Capacity Abdominal Breathing Trainer with Adjustable Intensity Knob Improve Strength

Its adjustable intensity helps improve and expand lung capacity. Product Name: lung trainer for athletesProduct Material: Silicone ABSProduct List: lung trainer for athletes * 1pcsSee more product details1.Boost Your Endurance: Step up your fitness game with our athlete-grade lung trainer. Improve exercise effect, challenge yourself, and enhance overall endurance.2.Enhanced Breathing Efficiency: Improve your breathing efficiency with our lung trainer that helps expand and improve lung capacity, without the need for excessive aerobic exercise or calorie consumption.3.Train Anytime Anywhere: With its portable design and small size, this lung trainer is easy to carry, allowing athletes to enhance their respiratory strength wherever they go.4.Advanced Control: Adjust the intensity with ease on this lung trainer. Simply turn the adjustable knob to cater to your needs, and progressively increase your endurance to meet your goals.5.Family Health Helper: Enhance the lung capacity of your loved person with this lung trainer. for daily exercise and health care, this home fitness equipment accessory is a must-have to safely guard your family's respiratory health.