Hign-concerned Chemical : none Material : Polyester Color : Black with Detachable Bottom About this item 【New Generation】 The bottom of the pet playpen can be removed, so that the small animals are closer to nature when used outdoors. The removable bottom can be used as a sunshade cover on the top of the cage to provide additional sun protection.No complicated assembly is required. When you use it in the outdoors, it can be fixed with 8 ground nails provided. 【Playpen with Zipper Cover】-- Zippered cover design can keeps small animal inside and prevents from jumping out. For the transparent mesh, you can also see your pets at anytime. 【Comfortable & Breathable】--4 Opening Design Made of durable polyester fabric, easy to clean. The gauze on the side are Transparent breathable and odorless for your animals.you could watch your pets at all times as well as ensure the ventilation of the playpen. 【Wild Application】-- Suitable for hamsters,small chicken, ducks, puppies chinchillas, guinea pigs, kittens, gerbils, ferrets, squirrel, bunny, hamsters,mice,reptile or other small animals. 【PORTABLE AND LARGE SPACE】: The pet playpen have large size, provides plenty of room for multiple small chicken, ducks, puppies, cats, rabbits,ferrets, reptile ,and other small animals to run and play around. Fold diameter size is small, convenient to carry and storage for you, no need to worry about taking up space.