1.)PP/ABS shell, adjustable reinforced headband can be worn in three positions
2.)With soft acoustic foam-filled cushion provides a good seal for protection against harmful noise.
3.)Color: Red, orange, yellow, blue are available.
4.)NRR:22dB
5.)Packing: Header card, 50pcs/carton,59x40x42cm
6.)MOQ:2000pcs
7.)Delivery time: 30days after receiving deposit