Rockets 6400 series reusable earplugs are designed to give you a great grip. The easy grip handle lets them easily slip into the ear. The air bubble in the tip provides cushioned comfort for all-day wear. The soft, flexible cushion provides a superior seal and fit most size ear canals. They are brightly colored for compliance checks. These earplugs can be washed and reused. Each pair comes with a Pocket-Pak carrying case to keep them clean when not in use. Earplugs are 100% PVC-free with NRR 27dB, so they provide serious protection for most noisy environments. Available in corded and uncorded versions. Independently tested to ANSI S3.19-1974.