Breathing Exercise Device Trainer Lung Face Mouthpiece Fitness Respirator Exerciser Capacity Deep Breath Adjustable Respiratory

Feature:

1.Breathing exercise equipment to challenge yourself for better exercise and improve overall endurance.

2.Vital capacity - it helps to expand and improve vital capacity without the risk of having to do a lot of aerobic exercise and burning calories.

3.The portable device - Adventure lung breathing training instrument is very compact.Easy to carry.

4.The adjustable resistance dial makes the simplest task more difficult, and can exercise more intensely according to your needs.

Specification:

Material: Silicone + ABS.

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