E-A-R UltraFit Earplugs are made of a soft, flexible polymer with a special triple flange design that spreads pressure over the entire ear canal. Premium choice for combining optimum protection with superior comfort. No sizing required. Reusable and can be washed with soap and water. Availabe in both corded and uncorded styles with the option of a case with the corded style! NRR 25.