Elvex’s new HB-640 and HB-650 earmuffs are designed to maximize comfort utilizing low headband force and enhanced cushion density, enabling extended periods of use. Soft, wide ear cushions distribute the force over a larger surface area. The muffs offer NRR 26 (HB-640) and NRR 29 (HB-650); corresponding European (CE EN-352) ratings are 32 and 34 dB SNR.Elvex Corp., www.elvex.com, (800) 888-6582