It's a smelly topic

Footwear disinfection and drying technology at your fingertips
Do you know that there are 140,000 fungal and bacterial spores in shoes? And it is thanks to them that the onerous ones arise, bad smells and even foot diseases, such as athlete's foot. How to avoid this? Google will tell us a lot of different solutions, but will they be effective? Clothes Dryer . shoe sterilization in a specialized company, deodorants, talc, odor absorber ? All these solutions have a lot of disadvantages and they don't really eliminate our problem. We have a simple and effective solution - High energy UV-C radiation triggering photochemical reactions.
Elimination of unpleasant shoe odors forever.
High-energy UV-C radiation triggering photochemical reactions, sounds very complicated? UV-C radiation is a technology that was initially used for the disinfection of surgical and cosmetic instruments, now it is successfully used in the production of food. And finally it also goes under thatched roofs. Radiation wavelength 253, 7nm leads, depending on the dose, to kill or bacterial damage and mycelium embryos. That is why such UV-C radiation is used for deliberate elimination of microorganisms (such as bacteria / viruses, yeast and molds).
You put the device in your shoes , plug it in and out.

Below Real photo kit:
