3M PELTOR Optime III Earmuffs, 34 dB, Black/Red, Helmet Mounted, H540P3H-413-SV 3M Product Number H540P3H-413-SV, 3M ID 7000107770

• · Ideal hearing protection against noise arising from extremely noisy environments like airports, marine engine rooms, power stations and print works
• · Double casings technology helps minimise resonance effect
• · Large space inside cup helps reduce moisture and heat build-up
• · Soft wide cushions helps reduce pressure around the ears and improves comfort and wearability
• · Easy to replace cushions and inserts helps keep them hygienically clean
• · P3H Helmet attachment for helmet mounting
• · Helmet mounted version fits directly to many industrial safety helmets without the need for an adapter
• · Easy to understand attenuation symbol to help ensure correct product selection