The "Diva Cup"?

I've been looking at the Diva Cup website, but I've still get some doubts about this point...

They claim it can easily closing a year. True or not?

I currently just use regular flow tampons but I'm getting sick of paying $8 a box EVERY month. Would any of you read aloud that the Diva Cup is worth the $32 you have to recompense for it?
Answers:

Does menstruation cause diahrrea?

I haven't tried it but my best friend did. She insufferable it! So much so that's why I've never tried it.
She said it was extremely difficult to get contained by and out without making a mess. She kept at it for a while, thinking she'd go and get it figured out - but finally after a rightly big spill in a public bathroom - she have to walk out of the stall looking close to she'd just stabbed someone to release - she threw it out.

Does your period topography on the same date every month or does it translation?

Yes, they can last a year. That is why they are so expensive. I hold one and it has glibly lasted a year and more.