Good cleaning bottle helper The largest top has bristles, which can brush the dead corners of the bottom of the cup for 360-degree cleaning
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Nylon straw cleaner brush Made of soft Nylon bristles, avoid damaging.Flexible 304 stainless steel handles.More than other brush handle,our brush handle is not very soft and not easy to rust, more strong and duarble
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Suitable for cup cover The smallest has bristles on the top to help clear the dead corners of the cup cover with 360 degree
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