1. FOR ALL BRITA WATER BOTTLE MOUTHPIECE REPLACEMENTThese bite valve for brita replacement parts compatible with Brita water bottle filter series, including Stainless Steel Water Filter Bottle 32oz, 20oz and Plastic Water Filter Bottle 36oz, 26oz, you will have a new looking bottle<br> 2. PERFECT FITSame as original for brita mouthpiece replacement precise size design to fit for brita water bottle lid replacement perfectly. Compatible with brita water bottle filter replacement mouthpiece makes your bottle more long lasting<br> 3. BPA FREEOxyooh these for brita water bottle mouthpiece replacement made of high-quality food-grade silicone material, which are safe and BPA-free and odorless,and makes it an ideal replacement mouthpiece for brita mouthpiece replacement.Trusted quality water bottle accessories for brita filter water bottle<br> 4. EASY TO USESimply push the mouthpiece out of the cap,make sure to align the small square part up with the same on the cap,then push or pull the mouthpiece back in place within fit for brita water bottle replacement mouthpiece cap,reattach with brita water bottle filter and you are good to go<br>