DIRECTIONS FOR USEDirectionsPull cups outward and position so the cushions fully enclose the ears while sealing tightly against the head.Adjust the height of each cup equally on both ears while holding headband on crown of head to create a snug and comfortable fit. With earmuffs over both ears, push cushions towards head.If there is not a noticeable difference in noise level, earmuffs are probably not fitted properly. To obtain proper fit, repeat fitting instructions. Warnings & Precautions WARNINGS: Noise reduction is adversely affected by anything that impairs the seal of the earmuff cushions. Improper fitting will reduce effectiveness and could result in hearing loss or injury. Care and Cleaning InstructionsClean outside of earmuffs occasionally with mild soap or disinfectant and a damp cloth only. Do not immerse in water. Do not store muffs in temperatures above 130° F (55° C) or below 32°F (0° C). Exposure to or contact with certain chemicals or vapors may cause damage to this product. Earmuffs should be regularly inspected for cracked or worn parts and replaced as needed. Typical life for foam muff cushions is 6 months
