Info Noise Reduction Rating (NRR) between 27–30 dB Double-shell technology boosts noise-blocking ability Made with soft, foam-filled cushions Stainless steel construction resists bending and warping
Info Noise Reduction Rating (NRR) between 27–30 dB Double-shell technology boosts noise-blocking ability Made with soft, foam-filled cushions Stainless steel construction resists bending and warping