𝐇𝐞𝐚𝐫𝐢𝐧𝐠 𝐏𝐫𝐨𝐭𝐞𝐜𝐭𝐢𝐨𝐧 𝐄𝐚𝐫 𝐌𝐮𝐟𝐟𝐬：
we combined the 22mm porous sound-absorbing sponge and custom-made honeycomb acoustic sponge together to absorb and reduce noises while ensuring comfy wearing, achieving an SNR of 35dB, (Please note that earmuffs cannot 100% eliminate noise.

【Reliable Safety Certifications Hearing Protection】Constructed by solid ABS-shell and thickened noise-dampening foam,Onhear ear muffs with ANSI S3.19 (US) certified,Onhear noise protection is unbeaten for it's sound reduction ability. Great for use with all firearms, power tools and mowing the lawn.

【Comfort and Durability Ear Protection】Onhear adult noise-cancelling headphone adopt soft foam ear pads and skin-friendly leather,allowing the larger ear cups to fit snugly around your ears. Ergonomic weight distribution further enhances comfort over your head. That's help you to wear the safety earmuffs for a long time without feeling heavy, painful or fatigue.

【One Size Fits Most】Onhear hearing protection earmuffs comes with an adjustable telescopic metal rack, 360°rota-table ear cups. Easily perfect with various head size by adjust the metal rack. In the event that you find the earmuffs to be too tight, we recommend stretching the earmuffs over the box they are packaged in overnight

【Portable & Multi-scenario Applicable】 Compact folding design for easy storage and convenient portability; the noise-canceling headphones fold up nicely to fit in a range bag, backpack or briefcase while take only a small space,enabling you to bring them to any noisy scenes, such as Personal Quiet Time - Construction Work - Lawn Maintenance - Mowing - Study and more.