Put some fun in your hearing protection program with Goin' Green™ earplugs, the officially licensed earplugs of NASCAR®. They have a bright green swirled color for winning compliance; and when it comes to comfort, nothing beats Goin' Green™ earplugs to the finish line. They're made from extra soft, low pressure foam that provides a very comfortable fit. 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. NRR: 33 dB UOM: 200 Pr/Bx