The crossfire Journey Man is an obvious choice for demanding environments. The foam lined protection guards against airborne particles and stands up for durable performance. EVA foam-lined frame protects against dust and debris. Detachable temples can be replaced with elastic strap. Hard coat polycarbonate lens protects against scratches. Provides 99.9% UVA and UVB protection. Complies with ANSI Z87.1 standards.