These safety ear muffs are also known as ear defenders. TThey have folding cups especially with special black earpads designed to better mitigate noise and they are adaptable to any type of user's physiognomy. SNR: 30dB. Comply with EN 352-1. The black headband has a universal size and the cups are red-coloured. They offer protection against noisy works. The ear muffs are very comfortable and light-weighted. They are supplied in packs of 10 units or in blister packs of a single unit.