Bullseye targets feature dual-color flake-off technology; when you hit the target, see your hit! Adhesive back will adhere to your shooting back-stop, when you hit the target you will see the explosion appear on the target; hit the bullseye and yellow color will appear and if you miss the bullseye white will appear where your shot hits the target. Four 4" Bullseye Target per sheet, package of 10 sheets.