Gekiochikun Flushable Toilet Cleaner with 36 Replaceable Made in Virus Detergent, Count, Japan, Removal, Disinfecting, Fragrance-Free, Color-Free

Spare (main unit sold separately), main unit is "Gekiochikun Flushable Cleaner with Detergent" Once you're done cleaning, you can flush the cleaner down the toilet. It can be removed with one touch without touching the cleaner itself. It stays clean because you don't leave dirty cleaner lying around and you can replace it every time. Washing the toilet bowl can remove viruses and disinfect. It is uncolored and does not stain the toilet bowl, and is fragrance-free, so there is no strong detergent smell.