If you like breathing control, this is a combination you should not miss.This combination keeps the air circulating between the gas mask and the air bag, allowing you to enjoy choking.
 
1-rubber half-face gasmask x1
2-rubber tube(50cm) x2
3-latex breath airbag x2
4-PVC T-pipe x2
 
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