This product is designed, manufactured, labeled, and packaged for sale to industrial and professional customers for workplace use; it is not intended for consumer sale or use Reducing noise levels from 30-31 dB, model dependant, tested to EN 352:2020 Compatible with the 3M E-A-Rfit Dual-Ear Validation System Large space inside the cups helps minimise heat and moisture build-up Wide, comfortable foam sealing rings provide optimum seal and ideal comfort, even during long periods of use Cushions and inserts available as replacement Hygiene Kits Available in headband, folding headband, neckband, helmet attached and green and high Hi-Viz green colour options Use in loud, demanding environments with substantial industrial noise such as airports, construction sites and during agricultural work The Hi-Viz green is ideal for workers who need hearing protection and be extra visible – on road construction sites, airports or other high-risk workplaces, Weight: 0.5732018812 Pounds, Manufacturer: 3M