A "kit" implies a collection of related materials. This could be a web development UI kit, a software installation package, a graphic design asset pack, or educational templates.
When you see a file named , it typically indicates several key things about the data: Download kit (4) rar
Once you have installed one of these programs, right-click (or double-click on Mac) the "Download kit (4).rar" file. Select an option like "Extract Here" or "Extract to Download kit (4)/". A "kit" implies a collection of related materials