3M Sealed-Blok 50ft Self-Retracting Lifeline, Galvanized Cable Electrostatic Dissipative The contours follow the shape

The contours follow the shape of the ear canal which means less pressure at the smallest diameter of the ear canal

Quilted Flannel-lined hood

Universal accessory slots

This 12-hour lithium battery has a ten year shelf life

rugged square tubular steel construction

3M Sealed-Blok 50ft Self-Retracting Lifeline, Galvanized Cable Electrostatic Dissipative The contours follow the shapeThe 3M DBI SALA Sealed Blok Self Retracting Lifeline (SRL) incorporates a patented concept that helps separate components, such as the motor spring and brake, from foreign elements such as grease, moisture, and dirt. The 3M DBI SALA Sealed Blok Self Retracting Lifeline is IP 69K rated to provide protection against ingress of dust, high temperatures, and high pressure water, for use in extreme environmental conditions. These lifelines are available in