Xs dxw2 big dot tritium night sights offer the best front sight visibility in all lighting conditions.Dxw2 big dot sights drive focus to the front sight using a high-contrast front and a v-notch rear for an unobstructed view of the front sight.The front sights use a patent pending glow dot that absorbs light and glows in low light levels before it is dark enough to see the tritium.Rear Color: Green with White OutlineFrame Material: SteelFrame Color: BlackFirearm Fit: Glock 26 Gen1-5Style: Suppressor Height Night Sight SetFront Material: TritiumRear Material: TritiumFront Color: Green with Yellow Outline