Our industrial noise-cancelling ear muffs are designed to be mounted on a safety hard hat, providing comprehensive hearing protection for construction and industrial workers. These ear muffs offer excellent sound isolation, making them ideal for high-noise environments. To use, simply place the hard hat on your head and adjust the ear muffs to cover your ears completely, ensuring optimal noise reduction. Features -Color:Yellow -Material:ABS, sponge -Size:15.00X9.00X8.00cm/5.89X3.54X3.14in -Highperformance noise blocking: the hard hat design of these ear muffs ensures effective noise isolation, providing a quieter working environment. -Comfortable for extended use: lightweight and comfortable, these ear muffs can be worn for long periods without causing any discomfort -Versatile application: ear protector is ideal for industrial environments and can also be used in everyday situations for noise reduction - durability: made with practical materials, these ear muffs are built to withstand various work environments, offering protection -Adjustable fit for all: the adjustable design allows these ear muffs to fit different head sizes, ensuring a comfortable and secure fit for everyone Package list: 1 x pair of sound isolation earmuff