Whipbird Lung Exercise Device for Increased Sports Fitness and Hand Grip with Timer Fitness Accessory Kit Kit
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Made from superdurable pure ABS.silicone, Magiple Breathing Trainer offers comprehensive inspiratory lung capacity excercise for a wide variety of use cases. It is a must-have for sports enthusiasts and is suitable for sports such as track and field, running, swimming, gymnastics, martial arts and outdoor activities.Breathing Trainer is a general purpose fitness device. It's use is not intended to replace any medical treatment or device.
