Check the listing for details. Portwest PW47 Endurance Clip-On Ear Protector Compatible with Most Helmets PPE. Condition: New. Listed at 21.16 USD. FUNCTIONALITY: The Endurance Clip-On Protector is easy to clip on with an excellent attenuation level that can be adjusted into the standoff position when not in use. The protector is compatible with Endurance Helmets, Height Endurance Helmets, Peak View Helmets and the PS51 Helmet. Warning: attenuation performances vary depending on the helmet style they are used with. MATERIAL, SIZE AND RANGE: Endurance Clip-On Ear Protector. Available in Red. ABS, Polystyrene, Stainless Steel, PU Excellent attenuation level, can be adjusted into the stand off position when not in use. Easy to clip-on, it is compatible with Endurance Helmets, Height Endurance Helmets, Peak View Helmets and the PS51 Helmet. Warning: attenuation performances vary depending on the helmet style they are used with. Compatible with most helmets Excellent attenuation rate Easy to clip-on Adjustable dual pin system provides multiple positioning for better fit Stand-off position for intermittent use CE certified Retail bag which aids presentation for retail sales CE-CAT III Individually packed for vending machines Portwest is a global manufacturer and innovator of workwear, safetywear and PPE. Established in 1904, Portwest is the fastest growing workwear company in the world with a global distribution network and customer service staff in over 130 countries. Portwest is a family-owned business and continues to be managed by the 3rd generation of the Hughes Family. Innovative production and design by an in-house team of experts lies at the heart of the Portwest advantage.