Helmut in VIC
i do have several and you cant beat the price .
JOSHUA in CA
great concept...but let in air, value didn't work great, leaked at the fitting
Matthew in OH
What can you say, good product for a very inexpensive price. Saves from rolling tubes. Fits rim fine!
Sean in IL
Pulled the core out in a matter of seconds. Does what it's supposed to.
They get the job done even though I strongly dislike changing tires. I would suggest getting three if you are changing a rear tire.
Jimmie C in SC
I still prefer my old school method though.