Check the listing for details. Rock Band Earplug by Moldex #6500 22dB. Condition: New. Listed at 10.50 USD. Moldex Rock Band 6500 Canal Cap Style Banded Earplugs (NRR 22)Rock Band® Canal Cap Hearing Protector is a comfortable, cost effective alternative to earmuffs. This is the hearing band younger workers have been waiting to wear.Five exciting colors make the Rock Band® popular with the new generation of workers. Two flexible arms distribute pressure evenly and the soft reusable pods gently cap off the ear canal. Rock Band hearing protectors appeal to all workers in search of a more comfortable hearing band. The Rock Band® is not only the band younger workers want to wear, but also the perfect band for putting some excitement into a hearing conservation program.Features100% PVC-Free.Soft, comfortable reusable pods gently cap off the ear canal.Available in 5 exciting colors. Each full box of 10 bands comes with two of each color (Blue, Green, Gray, Orange, and Yellow.) (Smaller quantities will be provided in random color assortments.)Two flexible arms distribute pressure evenly for maximum comfort.Bright, fun colors appeal to the new generation of workers.NRR 22 (Under-the-Chin).The bright green color is a trademark of Moldex-Metric, Inc. and also provides easy compliance checks