Bottle Breath control System-rubber
1 rubber belt;
3 rubber tube;
the mask is not included.
we need 2 or 4 weeks to make it
If you have any questions about the product, please leave me a message because of the time difference. I may not be able to reply to you immediately. I will reply to you as soon as I go online
If the product has quality problems, please contact me immediately. I will immediately arrange the return and replacement for you