3M Peltor Optime I headband ear defenders H510A
Moderate level of protection that meets the needs of many industrial applications
Modern stylish super slim line cup design with liquid sealing rings for improved comfort
Soft wide cushions help reduce pressure around the ears and improve comfort and wearability
Large space inside cup helps reduce moisture and heat build up
Unique cushioned headband ensures constant pressure and consistent protection
Precise height adjustment adapes to size and shape of head 
Conforms to EN352-1
SNR=27DB