The Honeywell Laser Lite uncorded single-use earplugs are made of self-adjusting foam that expands to fit virtually every wearer. The contoured T-shape allows for easy insertion and fit. It’s smooth, soil-resistant skin prevents dirt build-up. Vibrant colors make protection visible. Pairs are individually packaged in a polybag. NRR 32. Attachment type: Uncorded Plug color: Purple/Yellow Disposable: Disposable Plug material: Polyurethane Noise reduction rating (nrr): 32 dB Product line: Laser Lite Insertion method: Roll Down Size: Universal Plug shape: Contoured T-Shape Standards met: ANSI S3.19-1974