Lung Spirometer Lung Breathing Exerciser

Welcome to my store, we have many kinds of price products, we launch new products every day, please follow my store and pay more attention, for more products, Please click on the seller information to enter our store to buy, we hope give you a pleasant shopping experience. Thank you and have a nice day!Description:Food grade high quality silicone material very safety, soft and comfortable

Designed for boosting your stamina and improve lung capacity respiratory breathing exerciser

Also help to strengthening respiratory muscles abs easily and quickly increase your breath endurance.

Help you to inhale more volume of oxygen into your lungs and to exhale more carbon dioxide out.

Adjustable resistance dial allows you to adjust resistance according to your own physical conditionSpecification:Material: Silicone

Size: 21x12x3.5cm/ 8.26x4.72x1.38 inchesPackage Includes:1 Piece Breathing Exerciser Mouthpiece(Assorted Quatity for You Choose)Exercise Mouthpiece;Breathing Exercise Mouthpiece;Lung Spirometer Lung Breathing Exerciser;Fitness Lung Expander Training Device Trainer;Running Workout Gym Breathing Exerciser;Inspiratory Expiratory Breathing Muscles Trainer

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