Lee Display's classic C-7 or C-9 Multi-Color 4th of July Christmas Lights sold in boxes of 25. Replace those old bulbs with a brand-new set of solid-colored Ceramic Red, White, and Blue Light Bulbs! Screw them into any E12 or E17-sized patio light string and watch them glow with American pride! 1 box of 25 Light Bulbs per order. 3 different colors in each box. Colors include: Red, White, Blue Bulb Specs: * C-7 (E12) or C-9 (E17) brass base sockets. * For more information regarding the difference in size, click here * C7 - 1.5in long X .825in diameter * C9 - 2in long X 1.125in diameter * Steady Bulbs stay on continuously while plugged in.