Tri-Flange Reusable Earplugs feature a triple-flange design that helps provide a custom fit. The patented flanges and flexible stem are made of a soft, non-irritating polymer to help provide protection and comfort. NRR 26 dB Triple-flange design for snug, comfortable fit Washable and corded Cord helps reduce the chance of loss when not in use 3-pair pack includes storage container to help keep plugs clean when not being worn Made in U.S.A. Cord attached in Mexico