Soartex is the smoothest 64x texture pack which have a Great art style for Minecraft. The textures, originally made by Soar49, and the most unique thing is that it have been developed and updated by fans over the past three years which is Crazy. These textures are designed to be detailed, but not photo-realistic or even organic, but not really cartoony. Soartex have official continuations: Fanver and Invictus. 

HOW TO DOWNLOAD!

To download it all you have to do is head to the link above after doing so, press win + r in your keyboard a pop up will appear search for the following %appdata% and then click ok or enter.
After all of this you should be greeted with a folder you are going to find .minecraft if you are there that means you are still following along side with me, then head to resourcepacks and drag your resourcepacks into the folder and there you go just make sure to reload Minecraft and that is it!