It had been several months since I fought with moles in my garden of 500m². I used Putange traps laid with gloves ... I had already had success with them, but nothing to do. So I ordered these pitfalls, I have installed receipt without passing a week in the soil to remove odors. And then a miracle killed the next day. To my regret I found that this way of getting rid of these small mammals that begs to live quietly ........ :(