Description Recommended Industry Sleeping, Studying, Working, Fireworks, Power tools, Hunting, Racing, Traveling, Festival, Industrial, Construction, Shooting, Lawnmowers, Motersport, Sports Features 304 stainless steel headband: corrosion resistance, heat resistance, good oxidation resistance, excellent weld ability Padded stainless steel headbands with 4-point suspension, suspension system helps distribute cushion pressure evenly Oval-shaped foam (thickness 43&5mm): inside the ABS cups, a unique “double foam” ear cup design, double sound insulation Lightweight, comfortable & effective earmuff range Wide headband with padding for extended wear, wide ear cushions for comfort Meet CE,ANSI and AS/NZS 1270(SLC(80):32dB Class 5) standards, hearing protection compliant Packaging 1 pc/PE bag, inner box, 20pcs/carton