A construction helmet, or “hard hat”, is a kind of protective hat worn on construction and industrial work sites to safeguard the head from injuries sustained from falling objects, collisions, bumps, scrapes, or hazardous electrical shocks. Hard hats can also protect the head from UV radiation, raindrops, and falling debris of all kinds.

A hard hat is a type of protective helmet worn by construction workers, miners, firefighters, and other individuals who work in hazardous and hazardous materials-exposed environments. It protects the wearer's head from falling debris, impacts, and electrical shocks. In addition, a hard hat protects from the sun, cold, and other weather conditions.