Gym Lung Exerciser Food Grade Silicone Fitness Lung Expanding

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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 condition

Specification:

Material: Silicone
Size: 21x12x3.5cm/ 8.26x4.72x1.38 inches

Package Includes:

1 Piece Breathing Exerciser Mouthpiece

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

Key Features

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 condition
Easy to use
Exquisite Workmanship
Well Made
Best Choice and best discounts
Customer Care is Our Top Priority
Offer is Subject to Availability
Big Sale

What's In the Box

1 Piece Breathing Exerciser Mouthpiece