Pet play pen keeps dogs and cats safe and secure—indoors or out! Lightweight pop-up play pen with eight nylon and mesh sides provides light, shade and ventilation. Zippered mesh door and top allow easy entry/exit. Has water-resistant base and built-in loops on bottom for easy staking into ground. No assembly necessary! Folds flat to store. Two sizes: small (29" L x 29" W x 17" H) and large (36" L x 36" W x 23" H).