Sellstrom's new Tonedown(R) 200 hearing protection is designed to reduce harmful noise. The lightweight, comfortable polyfoam ear cushions produce an NRR of 26 and feature easily adjustable earcups, a comfortable tension band and are dielectric. Available in bright safety yellow with black trim, the product meets ANSI S3.19-1974 standards.Sellstrom Mfg. Co., Palatine, IL.