If you can tell me where you are looking to download this from, I can help you check if that site is generally considered safe.
The file likely contains NSFW (Not Safe For Work) images, art, or animations curated from the artist "Teko" [1]. TekoNSFW_collection_compressed.zip
As a ZIP file, it will require an archive utility (like WinRAR, 7-Zip, or the built-in Windows/macOS zip tool) to extract the contents before viewing. If you can tell me where you are