Thanks in advance for any help. I just picked up a new IGO4 that comes with a 2.5ml CE6 clearormizer. The head that came with it looks like this:

But when shopping for replacement heads, they all look like these with a silicone cap:

I can't seem to find one that matches what came in the boxed set? Will these work or preferred? Are there better options?
Thanks!

But when shopping for replacement heads, they all look like these with a silicone cap:

I can't seem to find one that matches what came in the boxed set? Will these work or preferred? Are there better options?
Thanks!