Scan bulk counter display pack containing 24 ear defenders srn27 a lightweight general purpose ear defender conforming to en352 1 2002 standard for safety wear that effectively reduce noise levels whilst still allowing the wearer to hear normal conversation these ear defenders have a flexible headband with a foam padding and feature slimline ear cups fitted with soft wide pvc ear cushions that are height adjustable to provide a comfortable and accurate fit this ear defender has a single number r