Intuitive Innovation from MidWest Homes for Pets! LifeStages Exercise Pens ensure your pet’s safety during playtime whether indoors or out. The LifeStages Exercise Pen with Full Door provides the convenience of a step-through door and the security of the MAXLock Door System. The ergonomic locking handle allows you to easily and conveniently operate the door in one motion. Simply lift to unlock, and swing the door open. As you close the door, just lift, position the door against the pen, and lower it into the eyelet latches. Secure the handle in the down position to lock the door. Secure your LifeStages Exercise Pen to an iCrate Fashion Edition Single Door Crate and provide your pup the freedom to move and play while adding the security and comfort of a crate. Crate sold separately.LifeStages Exercise Pens Fashion Edition set up in seconds and fold down easily for travel and storage. They have a durable, powder coat finish and are designed to fit puppies as well as small and toy breeds. They are backed by our one-year manufacturers warranty and award-winning customer service team. Secure MAXLock Door System Multiple eyelets and handle will securely lock the door in place. Convenient Step-Through Access Provides easy access to your pets while keeping them contained. Quick and Easy to Assemble Simply unfold the panels and clip them together with the included paw-proof snaps. Configure your pen in a round or square shape in seconds. Optional Tops For added security and protection, optional exercise pen tops are available. Choose from our wire mesh top or sunscreen top. Sold separately.