QUICKLY CONTROL ROACHES FOR HARD-TO-REACH PLACE - The cockroach deterrent will start working to control the roach problems within 2 days of application. Apply it for hard-to-reach places such as cracks and crevices. You won't see annoying roaches in your house any more. SAFE FOR INDOOR USE - Our cockroach repellent can be inside your home without any problem. Easy to use underneath kitchen sinks, behind washers, close to drains, or at pantries, garages, cabinets etc. REPELLING ALL SIZES OF ROACHES - The roach repellent is effective on various roaches species such as German roach, Oriental roach and brown banded roach. No matter how big roach is, our products are able to help you repell them away from your house. LONG LASTING POWERFUL - Prevent the roaches from returning for a long time and the effect lasts up to 1-3 months. EASY TO USE - Cut one cockroach repellent and apply double-sided stickers to the back. Open the lid, stick it on the place where the roach might pass by.