Reusable plugs provide superior protection and exceptional all-day wearing comfort. Aural canal-inspired shape ensures consistent attenuation and a secure low-pressure fit. Smooth, non-irritating rubberized foam skin is easy to clean with soap and water. Patented "no-roll" design and built-in stem enable easy insertion and removal. Corded/Cordless: Corded; Shape: Bell; Material(s): Molded Rubberized Foam; Plastic; Noise Reduction Rate (NRR): 26 dB.