The Birchwood Casey Shoot-N-C Sight In Targets feature five targets on each sheet, with the center target designed for sighting-in and four smaller targets for testing various ballistic loads or confirming sight-in groups. Bullet holes are revealed with bright chartreuse rings, making it easy to see results.Key FeaturesSelf-Adhesive Backing: Targets are easy to put up, allowing for quick setup on various surfaces.1-Inch Numbered Grid Lines: Convenient grid lines simplify scope adjustments and enhance accuracy during sighting.Visibility: Bright chartreuse rings highlight bullet holes, making them easy to see even at a distance.Versatile Use: Suitable for both indoor and outdoor use, and effective in low-light conditions.