The Moldex Glide foam earplugs are designed with a unique stem that will bend during insertion to perfectly fit the shape of your ear canal. Simply insert the Glide and twist to find your custom fit. A large foam pod snugly seals the ear canal for quality hearing protection. Soft foam material ensures that the earplugs will remain comfortable to wear all day long. The Glides are a bright green color makes them highly visible during safety compliance checks. These earplugs are NRR 30 and suitable for most loud settings.