• Plastic
• Hard hat chain strap: the workmanship of this product is , and you will have a good experience in using it,baseball chin strap
• Safety helmet: elastic strap and chip cup are suitable and wonderful for snug fit, useful and excellent for hard hat,chin for hat
• Chin strap replacement: the simple design will ensure its high performance as excellent hard hat and helmet accessory,adjustable strap for hard hat
• Chin stap for hard hat: it is made of high-grade material, and , excellent and simple, serving for long time,mask
• Safety hat: the chin strap for hard hat is simple to install and easy to use, bring much convenience to you,chine strap for helmet