V2.5.6 is a release file of the Minecraft resource pack Lunaria's Simplistic 8x, made for Minecraft 1.15. It was published on June 1, 2020 and is 10.9 MB in size. For the full description, screenshots and every other version, visit the Lunaria's Simplistic 8x resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.