Both the Airpower XR1 and the Airpower XR2 have a metal-free puncture resistance sole, composite toe, lower relaxed arch support, making it easier to break in and more comfortable for people with flatter feet. These boots are also certified for electrical hazard resistance and have a thicker, more comfortable insole. Both boots are certified to ASTM F2413 and CAN/CSA Z195.
Airpower XR1 is 9" tall and is dual certified NFPA 1999 for EMS and NFPA 1977 Wildland Firefighting.
Airpower XR2 is 8" tall and is certified NFPA 1999 for EMS only.