This 12 inches target is self-adhesive and will stick to any surface. No more forgetting your staple gun or running out of staples with these targets, and, of course, you can extend the life and use of your target with the repair pasters. Value-added pasters can be used to cover bullet holes or as separate aiming points. Stick-A-Bull 12 inches adhesive sight-in target, 5 targets - 55 pasters.