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In stock
Shipped from abroad
Free return within 15 days for all eligible items.Details
CAIAN
70%Seller Score
4 Followers
Shipping speed: Poor
Quality Score: Excellent
Specification:
Item Type: Breathing Lung Expander
Material: ABS, alloy
Function: Breathing training
Package List:
1 x Breathing Lung Expander
How to use:
1. Relax your entire body. Hold the device in one hand and put it in your mouth, keeping your mouth level with the ground. Please note that the opening in the lid of the device should be kept clean and not covered by other objects.
2. Inhale slowly through your nose and hold your breath for 1 to 2 seconds.
3. Exhale slowly and shout as long as possible to clear the mouth of the mucus expeller. Do not bulge the face frequency when swimming, to keep the face frequency muscle tension.
4. Repeat steps 2 and 3 ‑‑ inhale and exhale. Adhere to an appropriate period of time. During this period, should avoid rapid and vigorous breathing.
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