Looking for the fastest, easiest way to open a bottle of wine? Look no further. It's simple to use the Cork Pops Wine Bottle Opener. Just remove the cap, insert the needle all the way through the center of the cork, and press the button while lifting gently. The cork will pop right out. The Cork Pops Wine Bottle Opener will extract about 50 corks with just one included CO2 cartridge. Replacement CO2 cartridges (sold separately) and extremely easy to change. Just pull the old one out and insert the new one.