Hard Hat Mounting Ear Muffs Cap Mount Protective Earmuffs Noise Reduction Ear Covers Noise-cancelling Helmet Attachable Earmuffs Ear Defenders Anti-Noise Ear Protectors

Features:
Safety Helmet Mounted: easy to clip on a hard hat, and fits most hard hats.
Sound Insulation: Designed with 2 layers of professional noise dampening foam, high sealing solid cup, the earmuffs has good sound insulation effect, no more bothering by noisy noise.
Functional: a simple way to improve sleep quality, reduce noise damage to hearing, avoid noise interference and effectively improve work and study efficiency.
Reliable Quality: ABS shell, 304 stainless steel headband, good resistance to corrosion, heat and oxidation.
Ergonomic Design: soft good tightness ear cushion, comfortable to wear.
Wide Application: for sleeping, shooting, in flight, factory, construction site, etc.