Class\r When to Wear\r Garment Requirements\r \r \r \r \r Class 1\r Intended for locations where the worker is separated from traffic, which is traveling no faster than 25 mph, and for workers whose tasks don’t divert their attention from approaching traffic.\r \r \r Fluorescent Background: 217 in²\r Reflective: 155 in²\r Reflective Width: 1 in²\r \r \r \r \r Class 2\r Intended for workers whose tasks divert their attention from approaching traffic and for those who must work near vehicles exceeding 25 mph. Provides enhanced visibility during inclement weather.\r \r \r Fluorescent Background: 775 in²\r Reflective: 201 in²\r Reflective Width: 1.28 in²\r \r \r \r \r Class 3\r Provides maximum visibility for workers who have tasks that place them in imminent danger from approaching traffic. Provides maximum visibility when the wearer must be conspicuous at a minimum distance of 1, 280 feet.\r \r \r Fluorescent Background: 1240 in²\r Reflective: 310 in²\r Reflective Width: 2 in²\r \r \r \r \r Class E\r Intended for increasing the visibility of the lower body. Garments that do not classify when worn alone, but achieve Class 3 when worn with other Class 2 or Class 3 garment\r \r \r Fluorescent Background: 465 in²\r Reflective: 109 in²\r Reflective Width: 2 in²