Pyramex-XSG (Box of 12) two year single gas HEAT EXCHANGER – Provides warm

HEAT EXCHANGER – Provides warm air inhalation for extreme cold conditions

Tough riveted and welded ladder jacks will work on the inside or outside ladder face

Indoor/Outdoor Mirror Lens: Clear UV400 polycarbonate lens provides 100% protection from harmful UV-A and UV-B rays

Quick clips design for easy installation on most hard hats on the market

Heavy duty black bottom and trim to help keep a clean appearance

Pyramex-XSG (Box of 12) two year single gas HEAT EXCHANGER – Provides warmFeatures Flame resistant foam padding forms a seal to keep out dust and airborne particles. Strap has Quick Fit retainer for easy on off. Interchangeable temples strap included with each pair. Lens Technology Clear Lens: General purposes for indoor applications that require impact protection. Visible Light Transmitted380 780nm 96% UVA, UVB Blocked200 380nm 100% Blue Light Blocked400 700nm 9% IR Blocked780 2000nm 18%