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  • How are reviewers describing this item?
    clean, great, good, fit and stiff.
  • Our engine has profiled the reviewer patterns and has determined that there is minimal deception involved.
  • Our engine has detected that Amazon has altered, modified or removed reviews from this listing. We approximate total reviews altered up to 1133.
  • Our engine has discovered that over 90% high quality reviews are present.
  • This product had a total of 583 reviews as of our last analysis date on Jun 9 2019.


Most positive reviewquestion

i use these to clean out my protein shakers and they work well

Least positive reviewquestion

not what I expected

Most authentic reviewquestion

Works great. I was looking for a bottle brush that had a good stout handle on it, that could stand up to lots of use. I also ...  Read More

Least authentic reviewquestion

Not enough review data to provide meaningful insight.

Helpful Insights


    Posted by a reviewer on Amazon

    Min neck size is 1⅛ (one-and-one-eighth inch).

    Posted by a reviewer on Amazon

    Requires light hammering and possibly prying off.

    Posted by a reviewer on Amazon

    Theres a tiny plastic ring as you can see below the brush that has no use and is just barely too wide to fit into a water bottle hole about the dimensions of a swell water bottle hole.

    Posted by a reviewer on Amazon

    Easy to cut off probably but it's not worth it.

    Posted by a reviewer on Amazon

    I like this for cleaning out commuter mugs that have been filled with coffee and cream all day, leaving stubborn rings that must be scrubbed out.

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