Beeswift Laser Lite RefillLASER LITE (NRR 32) is a multi color earplug designed for comfort and reliable protection. The non irritating, non allergenic self adjusting foam recovers to fit virtually any ear canal, making it ideal for individuals with smaller ear canals. Attenuation has been tested in accordance with ANSI S3. 19 1974. Key Features: Magenta Yellow color. Packed in poly bags. Rating: EN352: 2020 SNR 35.