VERSATILE INDOOR DOG PLAYPEN: 24-inch height 4-panel configuration creates a 35" x 35" x 24" play area, perfect as a puppy playpen indoor or small dog pen indoor for training, rest, and safe confinement. CONVENIENT DOOR ACCESS: Built-in door panel makes entering and exiting easy for pet owners and puppies, eliminating the need to lift panels: ideal for dog play pen indoors daily use. DURABLE PLASTIC CONSTRUCTION: Heavy-duty plastic panels withstand chewing and scratching while being lightweight enough to move and reconfigure: functions as both dog fence indoor and pet playpen indoor. EASY ASSEMBLY & STORAGE: No tools required for setup; interlocking panels snap together quickly and fold flat for compact storage when not in use: perfect as a portable puppy play pen for indoors. DIMENSIONS: 35"L x 35"W x 24"H – A great size for extra small to medium-sized dogs, providing enough room to play and relax while staying safe and contained.