About this itemPRIVATE ACCESS FOR YOUR PET: No more having to get up and open the door yourself to let pet enter in or leave the roomMUTIL USING AREA: Suitable for bedroom, bathroom and other places with doors, pets can open the door by themselves, they won't interrupt your sweet dream.DIY INSTALLATION: Easily install it at proper position on door based on pet height, won' t damage door or wallAFFORDABLE VALUE: Made of quality plastic material, sturdy and long-lasting.WARNING: Do not Over Pulled the elastic thread, adjust it to a right tension in order to not break it.EASY TO REMOVE: Very easy to remove the block off the door, just take it off from the velcro. Then you can enjoy your private space without your pets. No DAMAGE on the door. Perfectly Safe.