PURE SILICONE STRUCTURE: Crafted from super flexible pure silicone, our lung exerciser offers comprehensive respiratory muscle training for a diverse range of users. The compact design ensures comfortable and convenient use.IMPROVES LUNG CAPACITY: Elevate your breathing quality with the Inhale Respiratory Trainer. Boost stamina in respiratory muscles and enhance diaphragm expansion. Experience professional breathing training to optimize respiratory performance.HIGH PERFORMANCE FOR ATHLETES: Essential for sports enthusiasts, our breathing trainer caters to high-energy disciplines like athletics, running, swimming, gymnastics, martial arts, and outdoor activities. Achieve greater respiratory capacity for peak athletic performance.PRACTICE BREATHING ACTIVITY: Follow a simple regimen of practicing breathing exercises two to three times a day. Adopt a pattern of seven consistent repetitions of inhalation and exhalation, each lasting two minutes. Develop respiratory muscles and enhance breathing stamina effectively.ADJUSTABLE RESISTANCE: Tailor your training to your lung capacity and desired results. The breathing lung exerciser features adjustable pressure levels. Regulate the flow valve to find the perfect resistance for your training needs. Achieve optimal results with personalized resistance adjustments.