Hard hat for harsh conditions, with excellent ventilation and good field of vision_x000D_The 3M™ Uvicator™ sensor lets you know when your hard hat has been exposed to too much UV and needs to be replaced_x000D_The slightly rounded design prevents tangled cables or branches_x000D_The ventilation holes are distributed over a large area and ensure better comfort by providing maximum_x000D_airflow - The headband can be rotated 180° to allow a better field of vision when working in tight spaces_x000D_The small peak allows better upward vision_x000D_The 3M™ G3000NUV-GU safety helmet has ventilation holes distributed over a large area and a plastic perspiration band for extra comfort. It also features a ratchet closure, a slightly rounded design with a short peak, and a 3M™ Uvicator™ sensor that indicates when the helmet has been exposed to too much UV.