Crisp blue Christmas lights are what the well-dressed house is wearing this holiday season. This mini light set has 100 twist-proof, anti-theft bulbs spaced 6 inches apart on 52 feet of green wire making it perfect for lighting trees, posts, and interior decor. UL listed for both indoor/ outdoor use, 4 sets can be safely connected end to end. The 32-inch lead makes reaching an outlet easy. This holiday season make your house glow with the warmth of transparent colored incandescent mini lights.