Bubble Christmas Lights are Retro Style Lights that are filled with Water, & some Styles with Glitter. Bubble Lights have been Popular Christmas Decorations since the 1940's & are still used for Nostalgic Holiday Decorating. Bubble Lights come in Clear, Gold, Silver or Multicolors. You can Clip Bubble Lights on your Christmas Tree, Wreaths, Garlands or any Christmas Scene. Now you can even find LED Bubble Lights and Night Lights to create new Holiday Memories this Christmas.