The 3M Peltor X4 Ear Defenders are designed to offer protection against high noise levels, whilst maintaining a sleek, low profile, aesthetically pleasing design. Historically, higher attenuating ear muffs meant large and bulky cups - but not anymore. The 3M Peltor X4 Ear Defenders can attenuate sound by as much as 32dB whilst maintaining a sleek, low profile, aesthetically pleasing design.* Extremely slim and light-weight cups help to improve compatibility when used with other Personal Protective Equipment.* New specially formulated damping pads and innovative foam contained in the sealing ring provide excellent acoustic protection, particularly against sounds dominated by low frequencies.* Simple colour coding: bright green, indicating high attenuation combined with an extremely slim, lightweight designEN 352:2020 SNR 33