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

HEAT EXCHANGER – Provides warm air inhalation for extreme cold conditions

Standard systems feature:

5in H // 36cm L x 30cm W x 22cm H

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

Suspension saddle for enhanced comfort during extended climbs

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%