Benefits of Using a Small Cage for Dogs Website: https://dog-carrier.co.uk/categories/dog-cages/small-dog-cages/ When it comes to providing comfort, safety, and training for pets, a small cage for dogs is one of the most useful tools for dog owners. Many people view cages as restrictive, but in reality, when used properly, they create a safe and controlled space for dogs to rest, relax, and learn.