The 3M Peltor Optime earmuffs reduces noise levels up to 27 dB. Features and Benefits Comfortable wide sealing rings are filled with a unique combination of fluid and foam, which gives both optimum sealing and low contact pressure Designed with a low-profile so they can combine easily with other safety equipment Inside the cups offers a large space to help minimise moisture and heat build-up Yellow in colour for extra visibility Typical Applications Agricultural Pharmaceutical Utilities Workshops Sheet-metal shops Lawn mowing Printing Works Leisure and hobby activities Notes Attenuation rating: H:32 M:25 L:15 Inserts and cushions are available as replacement Hygiene Kits