DESCRIPTION Product Code: MIL4932478877 Model Number: 4932478877 Brand: Milwaukee Barcode: 4058546361594 The Milwaukee BOLT HP EarMuffs from ITS are part of the incredible BOLT safety system. The HP Ear Defenders provide an excellent as well as efficient noise attenuation of SNR = 33dB. As part of the BOLT system, these can be easily attached to the BOLT Safety helmet delivering a complete protection package. The defenders allow for both vertical adjustment as well as 360° cup rotation to suit personal comfort and sound deafening. The extra foam in the cushions offer maximum comfort when in use as well as ensuring protection to the wearer. European Certified hearing protectors: EN 352-3. KEY FEATURES - Job site noise attenuation SNR = 33 dB. - Connects with ease to BOLT safety helmet - Vertical adjustment and 360 degrees cup rotation - Extra comfortable foam in the earmuff's cushions