Cartridges
To be used 16g cartridges:
16g N2O cartridges: 1 box contains 6 cartridges – 1 carton contains 12 boxes
![](https://eng.cryopen.ee/wp-content/uploads/2022/02/16g_web-1024x384-2.jpg)
CryoPen O comes with 16g cartridges.
Once punctured the pressure will remain without loss for many weeks.
Storage at room temperature.