This 24'' Exercise 4-Panel Pet Playpen with Door, is perfect for puppies, small to large dogs, and other family pets. The This Exercise Pet Playpen can be utilized indoors or outdoors; the pet playpen is portable and provides 8 square feet of exercise space for pets. Each panel measures 33. 6"W x 24"H; door measurements 14. 5''W x 16. 5''H; the distance between bars is 1. 5''. The This Playpen is made of durable, heavy-duty molded plastic, the playpen will last for years and will never rust. The panels interlock securely with full-length connecting rods, and the pens can be positioned in different shapes to suit your pet's needs best. Each panel features a non-skid rubber foot to protect flooring. Portable and versatile playpen can be used indoors or outdoors with 8 square feet of room. Panels interlock securely with full-length connecting rods, and the pen can be positioned in different shapes to suit your needs. Made of durable molded BPA and acid-free plastic that will never rust. The door has a double steel latch and each panel features a non-skid rubber foot to protect your floors. You can combine 2 pens for more space!.