Lung Exerciser Expander Device，Breathing Exercise Device for Lungs,silica gel Deep Breathing Exercise Trainer, Increase Lung Capacity, Improve Sleep

• PURE SILICONE STRUCTURE - Our lung exerciser device is made up of super flexible pure silicone material. It helps in comprehensive respiratory muscle training in a wide range of patients and people. Our compact device is designed for comfortable. • IMPROVES LUNG CAPACITY - Inhale Respiratory trainer breathing exercise device for lungs improves breathing quality, boosts the stamina of respiratory muscles, and increases diaphragm expansion level. Get professional breathing training. • HIGH PERFORMANCE FOR - Sports that demand higher energetic performances like athletics running, swimming, gymnastics, martial arts, and other outdoor activities need higher physical activity and greater respiratory capacity. • PRACTICE BREATHING ACTIVITY - It would help if you practiced breathing exerciser thrice or twice per day. Start breathing with a pattern of seven constant reiterations of inward breath and exhalation resting at two minutes timespan. • ADJUSTABLE RESISTANCE - you can adjust the pressure levels on your breathing lung exerciser. According to your lung capacity u0026 results, regulate your flow valve and practice breathing activity. Find the level of resistance that suits your train