For great protection and comfort from a reusable foam earplug, Quiet's smooth, non-irritating skin provides consistent attenuation for all-day wear. Requires no rolling or waiting for plug expansion. Its built-in flexible stem and tapered design adds in ease of insertion. Economical reuse when regularly cleaned with soap and water for months of continued protection. Each pair is individually packaged in a clear flip-top box. Corded. NRR 26dB. Tested to ANSI S3.19-1974 standard. 100 pair per box. Sold by the Box.