The Sonis® 2 adjustable ear defenders are designed to provide effective hearing protection in environments with moderate to high industrial noise. With a 31dB SNR rating, they are suitable for applications such as construction, roadworks, forestry, and engineering.Developed in collaboration with acoustic engineering specialists, the Sonis® range is engineered to deliver high performance while maintaining comfort during extended use. The over-moulded headband features a built-in ventilation zone, helping to reduce pressure and heat build-up throughout the working day.Adjustable steel arms allow the ear cups to be tilted and positioned for an even distribution of pressure, ensuring a secure and personalised fit. Soft cushioning provides an effective seal for consistent noise reduction and improved comfort.Designed with durability and hygiene in mind, the ear defenders are easy to wipe clean and feature replaceable sealing rings and foam inserts, helping extend product life in regular use.Fully compliant with EN 352 standards, the Sonis® 2 offers dependable, comfortable hearing protection for a wide range of industrial and outdoor applications.