If you listen to its many advocates, you might be led to believe that industrial hemp (as opposed to the illegal kind) is the most useful substance on Earth. While we won’t go that far, we will admit that hemp fabrics are some of the most comfortable and versatile around. Besides, hippies love ‘em. Be a hero to the hippy in your life by setting them up with a set of hemp bedsheets, pillows, curtains, or even diapers.