Loon™ UV Fly Finish - Standard & "HOT" ColorsLoon UV Colored Fly Finish 16 Colors! The fastest and easiest way to add color to a fly UV Fly Finish is the colored UV resin companion to UV Clear Fly Finish and does exactly what you want it to do: instantly provide color and completely to flies. The Hot colors are perfect for adding hot spots and trigger points, providing a subtle glow. Lighter colors offer a life like translucence, presenting the opportunity to build flies with a depth that