Walfront Noise Canceling Acoustic Earmuffs Hearing Protection Ear Defenders Foldable Headband for Working Construction Hunting Shooting (Brownish Green)

Professional noise canceling technology: Noise Reduction Rate (NRR): 21dB, double-shell waterproof design provides perfect noise reduction and quiet environment for you Special Synthetic Materials: Made of high qualIty ABS and sponge, comfortable to wear, light to carry and use, specially designed to protect you from the hazards of electrical noise Adjustable headband and foldable design: It is easy to extend or adjust the earmuffs, suitable for adult or child, convenient to use and store Various Uses: Ideal for ear and noise reduction while studying, shooting, hunting, mowing, drilling and working in industrial factory, etc. Unfolding height: 22cm; Folding height: 12cm