Oxford FilterBuds Ear Plugs are designed to protect your hearing while riding, filtering out unwanted noise like wind while allowing essential sounds like your engine, vehicles, and alarms to come through. They use advanced materials and construction to provide both comfort and safety without blocking everything out. Key features include advanced precision filter earplugs for reduced wind noise and clearer hearing, and hypoallergenic TPE construction for comfort during extended use. These earplugs are reusable, silicone-free, and have a noise reduction rating of 23dB SNR. They adhere to CE EN352-2 standards and come with a handy carry-case with a clip attachment.