As Kuschelhöhle Michur Cosma's hot popular with our Stubentiegern. As a transport box it is unfortunately not at all suitable. The cats can the closed door far enough press forward so that you can stick out your head. So there is quite suffocation and the trip to the vet becomes hell for animals as for humans. A great disadvantage is that the opening does not allow remove the animal from above. According to vet it is enhanced still further stress for the pet if you have to rely purely in the cave with his hands, which is intended to be a refuge and safe nest for the animals.