FiiO SK-M21C Cassette-Style Protective Case for M21 Color:Blue Transform your Sennheiser IE Series

Transform your Sennheiser IE Series IEMs with the Vienna

Wood: Walnut

The Bathys comes with a rigid carrying case

The HE1000se retains HIFIMAN’s patented “Window Shade” open-back design

FiiO SK-M21C Cassette-Style Protective Case for M21 Color:Blue Transform your Sennheiser IE SeriesSK M21C Cassette Style Case for M21 Two colors available Retro cassette shape Contact linkage Magnetic opening and closing Inner padding Start your retro musical journey with the M21 A retro cassette style case custom made for the M21, with precisely cut openings and a perfect fit. The case are made of specially selected high toughness and polycarbonate materials, high transparency giving it a pure, attractive look while making it light and portable.