Urban_128x_1.21.8.zip is a release file of the Minecraft resource pack URBAN 128x|256x|512x|1024x, made for Minecraft 1.21.8. It was published on July 30, 2025 and is 67.9 MB in size. For the full description, screenshots and every other version, visit the URBAN 128x|256x|512x|1024x resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.