After much testing, the founder can personally guarantee that the straw brush cleaner will universally fit ALL major sippy cup straws. In addition to sippy cups, it will clean thermos straws, accordian straws, sports bottle straws, and standard drinking straws.
Why does the sippy straw brush cleaner come with two brushes?
While we believe you will only need one brush for cleaning your straws, we have included a second brush that you may find other items you've needed a small brush to clean.
How do you know the product is BPA (bisphenol-A) free?
The Sippy Straw Cleaner underwent weeks of laboratory testing in New Jersey for verification of its compound makeup.The Sippy Straw Cleaner is not only FDA approved, but BPA free and meets all the requirements of the US Consumer Product Safety Regulations.
