Cockroach Repellent Chalk is an all in one solution which allows you to make your living area free from various types of insects by repelling and killing them. It is best for both open and compact places as it can be drawn easily. It is highly effective to kill cockroaches and various crawling rodents like ants, bed bugs etc. Cockroach Repellent Chalk is a non-staining solution which can be extremely wiped off after use with the help of a cloth. It is widely used near places and objects like dustbins, drain holes cabinets where insects frequently cross over.