A great item for all lovers of breathe control.
This sturdy head harness is made of 20mm wide and 3mm thick rubber, and fits perfect.
The 3 or 6 litre rubber breathing bag is attached to an anaesthetic mask, that can be inflated for an airtight fit.
Optional the buckles can be equipped for locking with padlocks.
![Buckles](images/buckles.jpg)
The harness fits for a forehead circumference of 52cm to 62cm.