If you are trying to open this, you will likely need Part 2 (and any subsequent parts) in the same folder to successfully unzip the contents.
Files with this specific naming convention are typically found on:
: Frequently shared via Mega, MediaFire, or Google Drive within specific niche communities.
The name suggests it is part of a "Candid Urban" collection, specifically version 0.5, containing assets related to clothing or accessories (muffs). Because it is labeled "Part 1," it is likely one of several volumes required to fully extract the complete set of assets.
: Sites where users share custom-made 3D clothing or character mods.