K16_1.6.1_v1.zip is a release file of the Minecraft resource pack Kyctarniq's x16 Calorie Reduced Resource Pack, made for Minecraft 1.6.1. It was published on July 9, 2013 and is 4.4 MB in size. For the full description, screenshots and every other version, visit the Kyctarniq's x16 Calorie Reduced Resource Pack resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.