Ear Muffs, Earmuff Style Over-the-Head, Noise Reduction Rating 30 dB, Dielectric No, Cushion Material Foam, Polyurethane, PVC, Cup Color Black, Series 105, Earmuff Type Rigid, Standards ANSI S 12.6 -1997 (R2002), CSA Class AL, Replacement Pad Grainger Part Number 3MHY54, Band Color Black, Band Material Acetal, PVC, Stainless Steel, Cup Material ABS, Features In. Double-Shell In. Earcup Design, Earcup Pivot Points, Liquid/Foam Filled Cushions, Stainless Steel Headband, Weight 0.6 lb