These goggles will protect your eyes from flying particles, dust and splashes. Crews understands the importance of comfort because if people don't wear goggles because they aren't comfortable, then what's the point in buying goggles? Crews designed these goggles with injection-molded soft, pliable non-irritating vinyl for working comfort. With an adjustable headband, everybody will find a great fit. The lens has a Duramass resistant coating and the goggles meet ANSI Z87+ 2003 eyewear requirements.