These targets are great for close-range shooting with airguns and sharp shooting with .22 rimfire or centerfire guns. Use the self-adhesive bull�s-eye targets to design your own custom target sheet. Extend the life of your target by covering up your bullet holes with the 1 repair pasters. Also can be used as secondary targets. – Bullet holes are revealed with bright chartreuse rings. – Self-adhesive backing makes targets easy to put up. – Instant feedback � no need to walk downrange or use binoculars to see your shot. – Great for indoor or outdoor use and low-light conditions.