The Fibre Metal Honeywell Performance Shield Window is one of the best products in the Personal Protective Equipment category for occupational health and safety. The shield is durable, and it offers an excellent field of vision and it defends against flying debris, sawdust, and sparks .Reviewers have experienced increased satisfaction when utilizing this product in their working environment. The shield can cause the surroundings to darken just a bit, which is the only con. Overall, it's an excelSee full review