• polyester
• Hard hat chin strap-- the chin strap is simple and delicate, excellent and reliable, carefully crafted, not easy to break, universal and useful, for worker use,hockey sports chin strap.
• Football chin strap-- the hard hat chin straps are stable and firm, not easy to fall off, suitable for construction worker,hat chin belt.
• Helmet strap for chin-- flexible and skin-friendly, comfortable for wearing, can be used for safety construction site,chin protective strap.
• Helmet adjustable chin strap-- the workmanship of this product is , and you will have a good experience in using it,hard hat strap chin strap.
• Universal helmet chin strap-- simple structure design, firm and stable, sturdy and high toughness, not easy to break,helmet elastic chin strap.