In this video tutorial, viewers learn how to make a homemade water bong. The materials required are: a pen, tape, empty bottle, scissors, a base, and weed. Begin by disassembling the pen. Now you need to fit your pen into the base, make it bigger by wrapping tape around it. Make sure it hold and will not leak. When burn a small hole in the bottle. Be careful and don't make it too small. This video is very descriptive and provides a visual demonstration. This video will benefit those viewers who do drugs and would like to learn how to make a water bong.