This Orion Signal Products Fluorescein Dye Marker comes in a convenient 2-pack and is perfect for use on boats and other watercraft. The bright fluorescent green color makes it highly visible even in low light conditions, ensuring safety on the water.

The brand Orion is known for its high-quality products, and this marker is no exception. It is easy to use and has a long-lasting durability that will withstand the elements. With its reliable performance and stylish design, this Orion Signal Products Fluorescein Dye Marker is a must-have for any boater or watercraft enthusiast.