Cockroach Repellent Box, Cockroach Decoy Gel Plant Extract Cockroach Repellent BoxOur Cockroach Repellent Box contains Camphor Tree Oil, Lavender Essential Oil, Peppermint Extract. It can continuously release the active ingredients, maintain the indoor environment for a long time, and prevent cockroaches from invading again. Its use is very simple: open the lid, take out the white washer inside, then tighten the lid, and put it in the area where cockroaches are often found. Can be a powerful cockroach repellent, the effect is