• Thermal earmuffs, worn in cold environments to keep a person's ears warm with pads of cloth or fur.
• Acoustic earmuffs, also known as ear defenders: cups lined with sound-deadening material, like thermal earmuffs and headphones in appearance, which are worn as hearing protection
• Ear defenders for safety helmets. Adjustable in height.
• Metallic arms and ABS cups padded with synthetic foam.
• Can be used on their own or with «VISOR HOLDER» faceshield holder.
• Suitable for ZIRCON, QUARTZ, GRANITE and BASEBALL DIAMOND safety helmets. 

SPECIFICATIONS: