3M™ 2840 Safety glasses, scratch-resistant coating, mirrored

3M 2840 Safety Glasses, scratch-resistant coating, mirrored I/O lenses, 2844, 20 pcs/pack Series 2840 safety glasses with different lens colors. The lenses are made of polycarbonate and coated with scratch and fog resistant coatings. The goggles are lightweight, weighing just 26g. They have a soft inner lining and an integrated eyebrow protection system. In addition, the arms are subject to 3-position length adjustment, and the mount is rotatable. These features significantly increase the comfort and safety of use, through the ability to accurately adjust to the specifics of a given face and head.