Composition: A light-emitting fabric woven with plastic fiber optics. Power comes from a rechargeable cell-phone battery or AC adapter plugged into the wall. Applications: Clothing, stage costumes, handbags, home accessories, curtains, interior architectural and theatrical installations. Properties: Gives off its own light in five different LED colors (white, blue, red, green, and yellow); does not heat up; is nonreflective, lightweight, and pliable.