These helmet-mounted ear defenders are easy to use and can attach to a hard hat in just 7 seconds. The ABS moulded design delivers a lightweight product to ensure optimum comfort and protection in a range of heavy-work environments.Features and Benefits Adjustable for a comfortable and secure fit Large ear cup openings ideal for larger ears or hearing aid users Dielectric headband is durable and allows for a long product life Soft memory foam ear cushions increase comfort and attenuation Oil-resistant cups for easy cleaning and maintenance Attenuation level marked on each ear cup for easy identificationTypical Applications Construction Medical Utilities Oil and gasNotes Ear defenders only. Hard hat sold separately