• Nylon,metal
• Adjustable chin strap: made with materials, good flexibility, easy to use, for ,construction helmet chin belt
• Helmet chin strap: the hard hat chin strap is lightweight and reliable, portable and practical, suitable for safety and security use,replacement hard hat strap
• Hat chin belt: the chin strap for hard hat is simple to install and easy to use, bring much convenience to you,replacement hard hat
• Helmet: assures comfort and durability for extended periods of use, versatile design suitable for various occasions and purposes,adjustable helmet strap
• Hard hats: it is lightweight, easy and convenient to carry and store when not in use without any effort,safety hat chin strap