3M2821 Classic Smoke Spectacles - Safety with StyleVery lightweight (22g), the 3M 2820 Spectacles are seen as a new benchmark in the area of safety eyewear, with a sleek, modern design offering excellent coverage and field of vision. The soft flexible temples can be inclined for personal fit and offer improved wearer comfort. Available with 3 lens options.- Strong polycarbonate lens with anti-scratch and anti-fog coating for performance and durability.- Very lightweight (22g) for maximum comfort all day- Soft flexible temples for wearer comfort- Inclinable temples for personal fit- Wrap-around style for excellent coverage and field of vision- Lens options available: - Clear (3M 2820)- Smoke (3M 2821)- Yellow (3M 2822)