sorry, my english is realy bad.
yes, that is exactly dotted.
I have had 2 x exterminators in our apartement, becouse we had black carpet bags.
I dont thing there are many diffent bags, I am living in a city and have a house on a sea.
du you mean vaseline? I have tried everything, only Turpentine not, I will tried itt. thank for your time to help me.