The Sylvania Flashbulbs Blue Dot Press 25B 12-Pack includes a mix of SYLVANIA flashbulbs with a blue light color, suitable for use with cameras and photo equipment. These incandescent bulbs are flash-activated and designed for use with various brands such as Universal, Polaroid, and Kodak. Each pack comes in its original box and offers a total of 12 bulbs, making them a reliable choice for achieving consistent and high-quality flash lighting in photography settings. Made in the United States, these flashbulbs are ideal for capturing professional-looking photos with a vibrant blue light effect.