Is it toxic to domestic animals such as dogs.
Can you ship this to Canada?
Is this harmful to people
how many are in a box? is it 3.95 for a box?
do these have an expiration date or are they good forever, much like the life of a cockroach?
HOW DO YOU USE THESE
the box of 20 the outer packing of each Gentrol point is same as show in figure? or they in large box?