The first noise cancelling headphones are back, with world-class quiet, lightweight materials, and proprietary technology for deep, clear sound. Bose QuietComfort 45 headphones aren???‚¬?„?t just an icon reborn ???‚¬?€? they???‚¬?„?re the perfect balance of quiet, comfort, and sound. Plus, everything that made the first around ear headphones an icon is still here. Just refined. Like an updated design with smooth cushions and a clean look. Plush synthetic leather, impact-resistant glass-filled nylon, and cast-metal hinges were all selected for their comfort as well as their durability. Add in minimal clamping force, and you???‚¬?„?ll almost forget you???‚¬?„?re wearing Bluetooth wireless noise cancelling headphones.