This StankStix comes with antimicrobial properties that are capable of inhibiting almost 99.9% of odor. The StankStix identifies the reason of this odor rightly, as it targets the growth of bacteria at first to make sure that the foul smell gets no way back. This StankStix is capable of lasting for a 10 years period which is indeed quite a long time to help you resolve the trouble. However, experts say that it is usually recommended to replace these inserts over a span of 90 days to ensure receiving an optimum result. Also, it depends on the amount of moisture that this StankStix is absorbing and the products that they are used in, to yield the maximum results.