The foldable breeding box is made of high-quality plastic material, safe and durable, non-toxic and odorless, causing no harm to your pets. Available in white, black, and blue colors to choose from. It features four wheels at the bottom, making it easy to move the breeding box. There are also four slots at the top to fit the four wheels, making the boxes stackable, which facilitates storage and saves space. There is a metal mesh on top, where a heat lamp can be installed. There are many ventilation openings on the sides, allowing for better ventilation of the box. The front part can be fully opened, making it easy to monitor and feed the pets. Most importantly, it is foldable, reducing shipping costs and being safe and suitable for transport. It is also very easy to assemble, requiring no tools.