Urinal monsters / Bacteria

Bacterial monsters WC stickers in the toilet improves the "precision" of large and small boys around the toilet bowl. They come in rolls of 10, 30, 100 and 500 pieces. Known from a study done by a Dutch airport where the "marksmanship" was significantly improved by the sticker in the toilet bowl. Attach the monster on a dry bowl and let it sit overnight before flushing or cleaning. There are 4 different monsters on each roll of stickers. Toilet monsters for urinals are 3 cm in diameter