Portable Lung Exercise Device with Pure Silicone | Breathing Trainer for Respiratory Muscle Strength | Adjustable Resistance for All Fitness Levels | Improves Lung Capacity & Endurance | Easy-Clean White Design | Perfect for Athletes, Singers & COPD Patients

Features

【Hight Quality Material】---Made from super flexible pure silicone and Hight quality material ensures comfortable and the durability of our training device.

【Efficient Design】---Our device has variable air blowing valves to adapt to different people.

【Build muscles】---The device helps you exercise your abdominal muscles and improve your sports condition.Good for sports enthusiasts.

【Portable 】---This device compact size allows it to be carried in your handbag or pocket easily. Convenient for you to exercise anytime, anywhere.

We Care About Your Satisfaction---Buy with confidence knowing that If You're not Satisfied, We'll Make it Right - Reach Out to Us.