Designed to offer hearing protection that meets the needs of a range of industrial environments, the 3M PELTOR Optime range of ear defenders covers various options and protection levels. These Optime I earmuffs are intended for environments with moderate industrial noise and are supplied with a P3H attachment for use with certain safety helmets. Features • Lightweight, helmet-mounted ear defenders • Low-profile design allows compatibility with other PPE • Wide, comfortable rings filled with fluid and foam for an effective seal and great comfort • Soft, wide cushions help to reduce the pressure around the ears and leave space inside to minimise heat and moisture build-up • Replacement cushions and inserts available separately as a hygiene kit • P3H attachment is compatible with safety helmets such as Arco Champion and Champion Plus • Coloured yellow to indicate the level of protection offered • Ear protection for medium-noise environments EN 352-3:2002 SNR: 26dB