Descriptionï¼ Magical structure and biologic principle: 2 floors 8 no-exit doors crystal construction, as long as a piece of sesame sweet flavor biscuit bait placed at bottom, crystal trap set at a cockroach infested corner, a cockroach will go through the trap door for the biscuit, trapped cockroach can not get out would send a signal to lure more cockroaches entry, thus catching the whole lot in an action. Bait: sweet biscuit with strong flavor. Tip: Cockroaches live in groups, if you catch one, the more will come. Not anxious to clean the trap will be more effective in trapping cockroaches. Cleaning: soak in the water for about 10 minutes, wash not with detergent, wipe and dry; Or dump in toilet direct. Continue to re-use. Package include: 1X Cockroach traps.