摘要 |
<p>A fabric (2; 20) formed from a plurality of first fibers or filaments (4), and a plurality of second fibers or filaments (6); the first fibers or filaments being non-conductive and comprising an electro-optically active material; and the second fibers or filaments being conductive; whereby a voltage difference between two second fibers causes a colour change in a first fiber positioned therebetween.</p> |