About This

12 Multiple Sizes: Set of 12 bottle brushed with length of 30 cm/ 11.8inch, there are 12 different sizes of diameters, including 2 mm/ 0.07 inch, 3 mm/ 0.12 inch, 4 mm/ 0.15 inch, 5 mm/0.19 inch, 6 mm/0.23 inch, 7 mm/0.27 inch 8 mm/ 0.31 inch, 10 mm/ 0.39 inch, 12 mm/ 0.47 inch, 16 mm/ 0.62 inch, 18 mm/ 0.7 inch, 20 mm/0.78 inch.
Safe and Durable Materials: Ixiaoyoo bottle cleaning brush is made of 304 flexible stainless steel and nylon wire. It is not easy to deformation, not rust and moderate hardness, which serve you for a long time and give you nice using experience.
Widely Applicable: Ixiaoyoo Reusable Cleaner Brush Set is a versatile set that not only just for cleaning straws, convenient for cleaning Pipe, Tube, Hookah, Coffee Pot, Teapot Necks, Sink Drain, Hummingbird Feeder, Pet Water Fountain and other hard to access corners like tube/bottle with narrow necks.and tubes. Also can be used for straws on various drinkware like Tumbler, Hydroflasks, Sippy Cup, Baby Bottles, Water Bottle etc.
Easy to Use: Bottle straw washing brushed has soft and durable bristles, you can insert it into the tube, rotate and remove to wash it. It generates foam easily, hard enough to scrub the dirty stuff. It is easy to clean the straw from top to bottom never scratch the inside of the straws.