[Adjustable Resistance]:Tailor your lung trainingexperience with an adjustable resistance dial, enhancingathletic performance and endurance.[Portable Design]: Lightweight at just 70g, thisbreathing exercise device is designed for on-the-go use,allowing for respiratory training anywhere.

[Easy Maintenance]:Features a detachable siliconemouthpiece for effortless cleaning, ensuring hygiene anddurability with simple care.

[Enhanced Lung Capacity]:Specifically designed toimprove lung capacity and physical stamina, perfect forathletes and individuals seeking respiratory wellness

[Secure Teeth Grip]:incorporates a teeth grip forstable use, preventing the device from slipping andensuring efficient, focused respiratory training.