4 Sponges - 2 X Set Of 2 - Lightweight Bean-Shaped Bottle Cleansing Sponge | | This Product Is Most Suitable For Cleaning Bottles Or Containers With A Narrow Mouth | | Alumina Ceramic Balls In The Beans Gives Them A Hefty Weight, So To Clean Inside Of The Bottles Or Containers Just Takes A Few Shakes! | | Heat Resistance: Up To 158 F/70 C | |