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The Original Fizz-Keeper Pump Cap has sold over one million units! The Pump Cap replaces the 2-liter bottle screw-on top and re-pressurizes using a simple, effective pumping motion. Keep your bottles of soda as fresh as the day you bought them!
The Pump Cap fits most 2-liter bottles, and is dishwasher safe.
Dimensions: 1.44 x 1.44 x 3.13
Weight: 0.04 lbs.