Helmet is used to protect the head while wearing steel or similar material made shallow dome hat to prevent head injury was the impact of protective equipment. The cap shell, cap liner, and rear lower cheek with hoop components. Hemispherical shell cap, firm, smooth and have a certain flexibility, impact and puncture strike was mainly borne by the kinetic energy of the cap shell. Left between the cap shell and cap liner certain space, buffer, dispersing instantaneous impact, so as to avoid or mitigate the immediate damage to the head. Absorption of impact resistance, puncture resistance, lateral rigidity, electrical insulation, flame resistance is a basic technical performance requirements for helmets.

Safety rope is woven from synthetic fibers, is a connector for the auxiliary belt with a rope, its function is two-fold protection, to ensure safety. Usually the length of 2 m, and 2.5 m, 3 m, 5 m, 10 m and 15 m, 5 m or more doubles as a safety rope sling use.

Shoe size on the market circulation of more messy, more reliable way is to try to choose the right by safety shoes.