Put some fun in your hearing protection program with Goin Green earplugs, the "Officially Licensed Earplugs of NASCAR." Features high-visibility green swirled color for winning compliance and extra soft, low-pressure, PVC-Free foam for comfortable fit. Available with the PlugStation dispenser. Tested to ANSI S3.19-1974. NASCAR is a registered trademark of The National Association for Stock Car Auto Racing, Inc. The NASCAR trademarks are used under license by The National Association for Stock Car Auto Racing, Inc. The random color patterns are a registered trademark of Moldex-Metric, Inc. The bright green color is a trademark of Moldex-Metric, Inc.