JSP Safety Helmet Mounted Sonis1 Ear Defenders - to suit Evo Safety Helmets

• Performance - Designed by the JSP R&D team and developed with a leading UK acoustic engineering research facility, the sonis® range of helmet mounted ear defenders peaks at an unbeaten 36 SNR
• Comfort - The force the helmet adaptor applies and the cushion surface area work together to provide optimum cushion pressure and comfort
• Adjustable Steel Arms - The wearer can tilt and adjust the position of the cup for optimum comfort and fit, also offering even distribution of pressure
• Hygienic - The sealing rings are easy to replace, hygiene kits available for each model
Compatibility - The universal slots of JSP helmets allow for easy fitting of the Sonis ear defenders, along with the JSP Surefit visor system for maximum protection

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