Caring for Your Volcano Vaporizer at Volcano Vaporizer World

I use the easy valve, so that's all I could find.
5016169 Reviewed by 5016169 on . Volcano Bag Change Im trying to replace the bag on my solid valve volcano, and there is no "stripe" in the box of the bag to seal the end of the balloon. How do I seal it without this stripe? Am i doing something wrong? Rating: 5