Style that Lights Up a Room These colourful hair extensions are made from fibre-optic strands that use LED lights to glow a variety of fun hues, making them perfect for parties, concerts, and anywhere else where lights are dim and fashion is paramount. Easy to Use As simple to attach as a standard hair clip, these extensions simply clip into your natural hair and stay all night. Specific * Fiber-optic hair strands * Easily clip on and off * Replaceable batteries included * Product dimensions: 20”x3”x1” Note: Does not include butterfly hair clips.