- EN352-3 Standard - Defenders conform to EN 353-3 standard
- 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
- 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
- Comfort - The force the helmet adaptor applies and the cushion surface area work together to provide optimum cushion pressure and comfort
- Hygienic - The sealing rings are easy to replace. Hygiene kits are available for each model
This product is approved under our Project Kaiyo™ initiative, accomplishing one or more of our environmentally friendly objectives: Manufactured in the UK Click here to learn more about Project Kaiyo™
