Makes excellent streamers for bicycle handlebars.
Toilet seat cover.
Reflectors.
Replace broken screen in your screen doors to create an excellent storm door for those cold winter nights.
Makes great posters with the aid of magic markers.
Make a sheet for your bed.
Wrap freshmen up in it.
Use to make the lines in the middle of the road.
Make a space suit out of it so you can walk on the moon.
Use as a musical instrument.