Ergonomically shaped safety helmet with vent holes and UV indicator showing when the helmet needs replacement. 6-point textile harness and sweatband. The helmet has an adjusting band comprising a slot for mounting of earmuffs; fits i.a. Howard Leight and Peltor. Resistant to UV radiation and most solvents, temperature range from 70° C to -30° C. Adjustable insert: 54-62 cm. EN397 approved.