THE CONTRASTING CROSSHAIR DESIGN MAKES LINING UP YOUR SCOPE CROSSHAIRS A SNAP. USE AS A SIGHT-IN TARGET OR FOR GENERAL PURPOSE. EACH SHEET CONTAINS EXTRA REPAIR PASTERS THAT MATCH THE CENTER AIMING POINT, BECAUSE THAT IS WHERE YOU WILL BE HITTING THE MOST ANYWAY! INSTANT FEEDBACK NO NEED TO WALK DOWNRANGE OR USE BINOCULARS TO SEE YOUR SHOT. GREAT FOR INDOOR OR OUTDOOR USE AND LOW-LIGHT CONDITIONS.