Birchwood Casey Shoot-N-C 15 8" Sight-In Targets 34112 make short work of sighting in your new scope 1" grid lines and an easy to see bright orange diamond bullseye on these Birchwood Casey targets take the guesswork out of sighting and adjusting your rifle scope. The center target of the Birchwood Casey Shoot-N-C Sight-In Targets 15 Pack can be used for long Self-adhesive backing makes targets easy to put up Instant feedback – no need to walk down range or use binoculars to see your shot Maximum visibility – chartreuse on black is easily visible to the naked eye