they dont blow up and ruin your stuff they give you flowers
read about it here: https://mojang.com/2015/04/minecraft-snapshot-15w14a-the-love-and-hugs-update/
How to Print?
1.Click on the papercraft design image.
2.Make sure it has not been resized by your browser (you might need to click the image again).
3.Print using your browser's Print function.
