Is this a good sized bubble nest (betta)?

[pattyfurg]

So I don't want to many eggs because I'm kinda low on jars :S is this an ok sized bubble nest to release the female. She is currently in a chimney like thing and he is still building...

 

[bumzc]

looks good to me.. is this your first time breeding?

 

[pattyfurg]

looks good to me.. is this your first time breeding?

Yes lol but iv done all my research