Safety Ear Muffs Shooters Hearing Protection Folding-Padded Head Band Ear Cups The cover made of ABS material, excellent in impact and heat resistance, low temperature resistance, chemical resistance as well as electrical properties, make the earmuffs tenacious and wear-resisting Lined with synthetic foam padded, comfortable to wear, great adhesion resistance Double adjustable plastic headband, ear position can be adjusted according to individual needs, ensuring headband wearing comfort Efficient noise reduction: 32 db(NRR) H:30 M:23 L:16. provides protection from most low and medium levels of hazardous noise Foldable, comes with hanging system facilitate to carry at work