C7 and C9 bulbs are the perfect addition to patios and event venues. Mix and match colors for custom themes, to celebrate holidays, or just to spice up the night. Available in either LED or Incandescent styles, the options are endless when you choose C7 or C9 bulbs. If you're looking for an out of this world design, add a few twinkle C7 & C9 bulbs to the mix and watch in amazement at the starlight ambiance they create.