Splatter of white appears upon bullet impact to immediately spot each shot. Simple-to-use both indoors & outdoors. Black & white contrast is perfect for reading shot groups. Non-adhesive back affixes to surface add notes & then easily save targets. Sight-in up to 400 yds. away. 5 bull's-eye targets in 1 for checking different ballistic loads or more shooting fun. Complete with 1'' grid pattern & stadia lines for more precision. Aiming point on each bull's-eye for open or scoped sights.