This lightweight Scan ear defender with slimline ear cups is ideal for general purpose. The soft and wide PVC ear cushions, combined with the flexible headband with foam padding and adjustable cup height ensure a comfortable fit. It is effective in reducing noise levels whilst still allowing the wearer to continue hearing normal conversation. The ear defender has a Single Number Rating (SNR) of 26, meaning it will reduce noise by 26 decibels (db). Conform to EN352-1: 1993