My one cat can't figure out how to use it while the other flies through lol I dont want to keep shoving her through until she learns. The flap needs a bit of work So onto the next person $100 obo Medium size, so dogs can also fit out no problem Meet in the westshore in a public place. Etransfer to hold. Afternoons work best for meeting, plan the day before hand Includes all parts to put into the frame, website has an easy video to watch to show how it's done. Height of the door is adjustable with springs uptop.