Holz-Knecht Toy Cleaner — Hygienic cleanliness for your toy After the game is before the game! To ensure that your toy always remains hygienically clean, you should clean it regularly with a toy cleaner. This prevents the accumulation of germs and ensures that you can use your toy over and over again without hesitation. The Holz-Knecht Toy Cleaner is an immediately applicable and effective spray for thorough cleaning of erotic toys. application: Spray the toy cleaner directly onto the surface of the toy you want to clean. Spread the cleaner with a damp cloth, then rinse the toy with water and dry thoroughly.