Small Animal Playpen: Breathable zippered skylight keeps small animals inside and prevents them from jumping out. Surrounded by durable nylon mesh nets that provide fresh air and you can also keep an eye on your pets at all times. Automatic opening: Without time-consuming splicing, the integrated frame opens in a few seconds. Folds flat when not in use for easy portability and storage. When opened under spring pressure, it should be out of the reach of children and out of the face. Indoor and outdoor use: The bottom of the playpen is made of waterproof polyester, which does not keep urine out of the pool seep to the ground. It can limit the number of pet activities. Ideal for indoors around the house or outdoors when camping or in the garden. Wide range of uses: Extension size: approx. 100 x 38 cm; folded size: approx. 20 x 20 cm; suitable for outdoor travel, daily use. Designed for most small animals, such as hamsters, chinchillas, guinea pigs, mice, gerbils, ferrets, squirrels,