the 3M G3000NUV-10 helmet was designed to work in demanding conditions; has excellent ventilation and maximum field of vision; vents spread over a large area offer maximum airflow and increase wearer comfort; the head harness can be rotated 180° for better visibility when working in confined spaces; a short visor provides a better view upwards; size adjustment using the rotary wheel; replaceable leather or plastic sweatband; the integrated lamp holder and cable can be used to fix the mine lamp; headband 4 point textile cross; lifespan of 5 years