Pest Asia Eco Roach Gel formulate attracts roaches with the food and water they need. This roach-killing gel starts killing both large and small roaches within a matter of hours. Apply this gel behind appliances and in cracks and crevices where roaches make their nests or enter your house. Because Pest Asia Eco Roach Gel allows you to place baits throughout your home, more roaches can find and eat the bait, resulting in a quicker and more thorough kill. Domino effect, chain killing cockroach No mess or smell Easy to apply Value for money Safe to use Non-toxic, non-pollution Long duration: minimum 6 months no more cockroach