The M Pets Viaggio carrier for dogs is built to provide your pet with a secure travel space. It has plenty of ventilation slits to allow for air circulation. The safety lock ensures the door stays firmly shut. The wheels at the bottom make it easy to move the crate even when your pet is inside. The top and bottom are kept securely locked in place by fasteners. Product type: Travel crate for dogs Safety lock Wheels at the bottom for easy portability Can be dismantled Slits in the body and wire door for ventilation Sturdy plastic and metal construction