Posted by a reviewer on Amazon

I gave them each one and they had the hang of getting a noise out of it in no time

Posted by a reviewer on Amazon

Con one problem is the membrane is very fragile

Posted by a reviewer on Amazon

Little cheap and loud as heck

Posted by a reviewer on Amazon

When we received them in the mail it was so funny because i was blowing in the bigger hole at the end which did not produce any sound and i was thinking thats lame but then i blew in the little hole on the side and actually scared myself

Posted by a reviewer on Amazon

I plan on using them for the phone scammers that call

Posted by a reviewer on Amazon

Lol you know the irs auditors and the windows it guys who call bc they detected a virus on your computer

Posted by a reviewer on Amazon

So probably shouldnt just pop it in my purse i guess

Posted by a reviewer on Amazon

Amazingly loud small and can be disguised as a roll of film if they see the small bulge in your pockets if the authorities know what rolls of film look like