Noise reduction earmuff

The utility model discloses a noise reduction earmuff, and belongs to the technical field of earmuffs. The earmuff solves the problem that the earmuff in the prior art cannot be used for noise reduction and auxiliary ear disease treatment at the same time, the earmuff comprises two earmuff bodies and an arc-shaped piece connected with the two earmuff bodies, each earmuff body comprises a main body, and a containing groove and a containing groove are formed in the two sides of each main body respectively. A containing groove is formed in the main body, a communicating hole communicating with the containing groove is formed in the bottom of the containing groove, a sound absorption assembly or a heated medicine bag is arranged in the containing groove, a groove cover matched with the containing groove is detachably connected to the main body, and a breathable soft cushion is detachably connected to the interior of the containing groove. According to the requirements of a user, a sound absorption assembly or a m