The H225 ear muff is our most popular and economically priced ear muff. They are comfortable, lightweight and come in convenient clamshell packaging for display purposes. The H225 are dielectric which protects you from electric shocks and shorts and have cup pads which are soft and comfortable-ideal for extended use. Tough, long lasting tension bands that are easily adjustable for quick and convenient positioning. Independently tested and certified to NRR 25 (ANSI S3.19) with a CSA Class A.