Do it yourself with Bengal Gold Roach Spray. Guaranteed for effective results, this 9 oz. aerosol roach killer spray proficiently flushes, kills, and prevents the reproduction of roaches, ants, crickets, spiders, and other insects you see and don't see to ensure a bug-free environment. It contains an insect growth regulator that eliminates roach populations by preventing reinfestation for up to 6 months and high 2% concentration of Permethrin, an insecticide that is a powerful killing agent on insects. The dry, powerful spray penetrates deep into cracks, crevices, and other hard to reach areas to drive roaches out of hiding and kill them. When sprayed, the roach spray reaches behind walls and effortlessly carries the killing agent deep into the infestation for optimal performance. It carries no odor and doesn't leave a mess, so you can spray it in cracks and crevices, behind your baseboards, under cabinets, under household appliances, and other areas where roaches may be hiding without worry.