It is an excellent and safer alternative for insecticide-based repellents. In addition to being non-toxic, this product is safe for children and pregnant women. It makes the environment, safe to breathe. It does not contain transfluthrin. Unlike other repellents, Catche Insta Repellent Refill can be utilised in closed rooms. This refill can be used to fight off mosquitoes that cause Malaria, Dengue, Chikungunya, and others. The most reassuring feature of this refill is that there are no side effects caused.