Posted by a reviewer on Amazon

It creates too much suction and makes it difficult and noisy to drink out of

Posted by a reviewer on Amazon

The fix poke a tiny hole in the black plug and the problem goes away while maintaining the leakproof feature

Posted by a reviewer on Amazon

Cleaning is only fair as the straw is not easily sanitizer or cleaned

Posted by a reviewer on Amazon

But it’s kind of a pain because if it tips in my bag it leaks

Posted by a reviewer on Amazon

If i fill it pretty full and put the straw in without letting the air out of the straw it slowly starts to pour water out of the straw like the air bubble is trying to come out and a little bit of water gets on my desk

Posted by a reviewer on Amazon

Within the first week of owning it it looks like its a year old because it scratches against literally anything

Posted by a reviewer on Amazon

It also doesnt fit in my cars cupholder which is annoying and if the cap isnt closed it will leak out