Hard hats are protective headgear designed to safeguard individuals from potential head injuries in various industrial and construction environments. Composed of a hard outer shell made from durable materials such as high-density polyethylene or fibreglass, these hats are engineered to resist impact and penetration from falling objects, debris, or accidental bumps.

The outer shell of the hard hat is typically accompanied by a suspension system inside, which includes a headband and straps. This suspension system not only provides a comfortable fit but also helps absorb and disperse the force of an impact, reducing the risk of injury. Additionally, many hard hats feature an adjustable headband to ensure a snug fit for different head sizes.

Hard hats often come in bright colours, making wearers easily visible in the workplace. Some models may also include accessories like chin straps or attachments for additional protective equipment, such as face shields or earmuffs. The primary goal of hard hats is to promote safety and mitigate the potential hazards associated with working in environments where head injuries are a risk.