Good Helper For CleaningDo you also have the trouble of incomplete cleaning of the cup by hand? Your just only need a small tool to help your to clean the cup when you need cleaning. The large sponge of the glass bottle brush can thoroughly clean the stains on the bottom and walls of the cup. Your also dont have to worry that the soft sponge will scratch the cup wall, which not only reduces your daily cleaning burden, but also keeps your cup clean at all times.High Quality Sponge BrushThe sponge bottle cleaner is made of comfortable plastic handle and soft sponge material, the handle is smooth and comfortable to hold, sturdy and durable. There are small holes at the bottom of the handle, and the humanized design is convenient for you to hang on the wall after use. The sponge is comfortable, safe and non-toxic, and the dense pores can make it produce a lot of foam, making cleaning easy.Practical DesignThe sponge bottle brushes handle has a retractable design, the original size is 29*5.5cm, and the retracted size is 34.3*5.5cm. The clever design let you to manually adjust the length of the handle according to the depth of the jar, so as to achieve the deepest cleaning. The buttons at the handle adjustment also have a good fixing effect, so you dont have to worry about the handle becoming shorter during the cleaning process.Dense SpongeFirst, the sponge plastic cup sponge is very soft and will not damage or scratch the cup during cleaning. Second, it has great elasticity, can easy to cleaned the wide-mouth glasses or bottles. Finally, it has strong water absorption, which can strengthen the foam for a deeper cleaning. The sponge head is firm, even if the sponge is used for a long time, it will not loosen, so you can use it with confidence.Multifunctional ApplicationThe size of the sponge is 8.5*5.5cm. Your can clean most of the wide-mouth bottles in daily life, such as cups, teapots, wine glasses, glass bottles, kettles, stemware, vacuum flasks, coffee pots, kettles,etc. This adjustable bottle sponge cleaning brush is not suitable for cups with very narrow mouth. So please measure the size of the cups before purchasing, so as not to affect the applicability too large.