Nolan Earplugs (HPS) S3-Size-36 Engine guards are a very

Engine guards are a very useful accessory for riders of naked and custom bikes as well as of unfaired/semi-faired bikes

And with a special grip sole

Lever with plastic coating

perfect for both the regular commuter

permanently sealed batteries

Nolan Earplugs (HPS) S3-Size-36 Engine guards are a veryN Com HPS protectors are designed and developed to protect against damage to hearing. Thanks to their flexible and hypoallergenic caps, they can adapt perfectly to any outer ear providing excellent comfort when wearing. Their patented technology reduces harmful external noise levels whilst permitting surrounding noise to filter through, with no sound distortion. FEATURES Patented technology for innovative hearing protectors with noise reduction up to