Red_Colourfull_Pack.zip is a release file of the Minecraft resource pack Red Colorfull Pack 64x64 HD Textures, made for Minecraft 1.6.2. It was published on October 9, 2013 and is 17.2 MB in size. For the full description, screenshots and every other version, visit the Red Colorfull Pack 64x64 HD Textures resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.