Crescendo Earplugs Noise Absorption Filter Work NRR16dB PR-1601 1S

Catalog number: PR-1601 Features: ● Equipped with a patented special filter that absorbs noise at both high and low frequencies. ● You can hear conversations clearly. ● Moisture inside is discharged through the filter, so you can wear it comfortably even for long periods of time. ● Comes with a metal case with a key ring for easy carrying. ● Set of two pairs of M and L sizes (only one pair of filters included). ● Can be washed and used repeatedly. Applications: ● In environments with noise levels up to 110 dB. ● For reducing noise from heavy machinery and machines in mines, mining, construction sites, factories, etc. Specifications: ●Type: For heavy industry ●Cord: None ●Size: M + L ●Color: Fluorescent yellow ●NRR value (dB): 16 ●SNR value (dB): 24 ●Case: Yes ●Noise environment: Up to 110dB ●Equivalent to EN: 352-2:2002, ANSI S3.19-1974 Material/Finish: ●Thermoplastic elastomer resin (TPE) Set contents/Accessories: ●Metal case for storage Note: ●Only one set of filters is included in the L size set.