professional noise cancellation with these industrial strength earmuffs, featuring advanced insulation to block up to 30dB of noise from machinery, traffics, while maintaining a comfortable fit for prolonged wear Engineered with ABS construction and adjustable headband, these hearing protectors combine soft memory foam cushions with ergonomic ear cup design to ensures pressure less comfort across various head sizes during extended use Its foldable design enables compact portability for on the go protective, featuring reinforced hinges and sweat resistant padding to withstand daily wear while maintaining consistent noise reduction over years Perfectly adapts to high noise environments like construction sites, manufacturing floors, and busy offices while serving as essential tool for concentration during study or peaceful sleep in noisy households Ideal for factory workers, focused students, light sleepers, and frequent travelers seeking reliabled hearing protective against environmental disturbances in workplaces, study areas, or residential settings, Manufacturer: Oxxggkao