Oliver's Shitpack 1.16.5.zip is a release file of the Minecraft resource pack Oliver's Poopypack , made for Minecraft 1.16.5. It was published on July 20, 2022 and is 12.5 MB in size. For the full description, screenshots and every other version, visit the Oliver's Poopypack resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.