• Plastic
• Helmet chin strap hard: the hard hat chin strap is lightweight and reliable, portable and practical, suitable for safety and security use,strap for hat
• Hard hat chin straps for beard: the hard hat chin straps are stable and firm, not easy to fall off, suitable for construction worker,caps
• High cut helmet accessories: easy to install and use, not easy to fall off, can be well-used in helmets,chin liner chin
• Chin straps for hats: very easy and convenient to install, it is very useful and hard hat chin strap,chin protector
• Professional helmet chin straps: simple in structure, easy to use, elastic and useful design, you can use it with confidence,strap hard hat