High Visibility
Has highly reflective properties or a color that is easily discernable from any background.
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Hook and Loop
Hook and Loop is the generic term for what is commonly referred to as VELCRO brand fasteners. The hook fabrics adhere to the loops to create a strong bond. Some hook and loop fabrics are flame resistant.
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HRC / Hazard Risk Category
HRC levels determine the potential for risk, as well as the appropriate personal protective equipment needed.
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HRC 2
Garments compliant to HRC (Hazard Risk Category) 2, as defined by NFPA 70E, 2012 edition, have an arc rating that is greater than or equal to 8 cal/cm², but is less than 25 cal/cm².
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HRC 3
Garments compliant to HRC (Hazard Risk Category) 3, as defined by NFPA 70E, 2012 edition, have an arc rating that is greater than or equal to 25 cal/cm², but are less than 40 cal/cm².
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HRC 4
Garments compliant to HRC (Hazard Risk Category) 4, as defined by NFPA 70E, 2012 edition, have an arc rating that is greater than or equal to 40 cal/cm².
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