Okay kiddo, an Inverness cape is a type of coat that was very popular a long time ago in Scotland. It's like a big, fancy blanket that you wear over your shoulders to keep you warm and dry.
The cape is made of a heavy fabric called tweed, which is very thick and warm. Tweed has a special pattern that looks like tiny squares and lines woven together, almost like a puzzle.
The Inverness cape also has a hood that you can pull up to keep your head dry when it's raining. The hood is attached to the cape, so you don't need to carry a separate hat.
The cape doesn't have any sleeves, so you can move your arms freely, like a superhero! It has a button at the neck to keep it closed, and sometimes it has another button at the bottom to keep it from flapping around in the wind.
People used to wear Inverness capes when they went outside in the cold and rain, especially if they were hunting or riding horses. Nowadays, you might see people wearing them at old-fashioned events or in historical reenactments. They're not very practical for everyday wear, but they sure do look cool!