Description: Foldable design for convenient carry and store; Impact-resistant ABS shell body; Soft foam pad; SNR : 28dB. Standard: CE – EN352-1. Packed by hung card. Other Features of : The padded interior is filled with high quality latex sponge, and the external side is made of imitation leather bag, which is soft and close to the ear to reduce the sense of pressure. The inner ear muff is filled with highly efficient sound-absorbing sponge, and the dense voids can greatly reduce the noise. Headband is soft and elastic with high fitting degree, suitable for all kinds of head type. The head strap bracket can be adjusted according to the length, free movement of the interface, and the cup has the characteristic of rotation.