“Uses this brush in my smoothie bottles.
Cleans all the slug off the bottom well.
Have not found one that does better. Good job”
“Does exactly what it's designed to do and more. I not only use it for my bottles, but also my tumblr, cups and ice cube tray.”
“This brush is great, fits nicely and cleans thoroughly Waterdrop bottles.”
“Very useful to clean the bottle and the tumbler !”
“Easy to use and fit in my bottle perfect, even in bottle that is not from waterdrop”
“I really like it. I'ts sturdy and can reach everywhere.”
“Very good help to clean proper my bottles”
“I really like it but it doesnt reach in the bottom corners but besides that its pretty good”