thick NBR foam rubber that will not compress over time

SPANDEX TOP – Lightweight to fit comfortably under a hard hat or helmet

Made with a rugged 300D oxford poly shell

EXTERIOR ID CARD WINDOW – Holds business cards and jobsite IDs for easy identification

Gas Clip Multi Gas Clip- 4 Gas Infared tear-webbing absorber thick NBR foam rubber thatOperates for 2 months continuously on a single charge Detects combustible gases (LEL), hydrogen sulfide (H2S), carbon monoxide (CO) & oxygen (O2) 1 Year calibration cycle saves test gas & valuable time Infrared LEL sensor does not require oxygen to detect gas Low maintenance cost infrared LEL sensor is immune to poisons Simple to use one button operation large, easy to read screen Lightweight & durable alligator clip clamps on tight