The Vintage Trim-A-Tree C7.5-5W Indoor Cool Lite Green Lamps are a nostalgic addition to your holiday decor. This 3 pack of 4 bulbs are perfect for adding a festive touch to your indoor space during the Christmas season. With a charming multicolor design and incandescent lighting technology, these original vintage string lights will surely bring a warm and whimsical ambiance to your home.