Rumble/Cat: Cat owners will know how hard it is to keep unwanted guests out while still allowing their cats the freedom to come and go as they please.
Magnetic cat flaps work, but they damage a cat's collar so much that they rarely last more than a couple of days!
This is why cat owners all over the country - and the world for that matter - place the safety of their cats and their homes in the capable hands of microchip cat flaps.