Mirror Panel Faceplate Medical-Class UV resin handmade IEM Transparent ocean blue shell Copper-zinc alloy sound tube 6N single crystal copper and oxygen-free copper silver-plated mixed wire 4 Knowles Balanced Armature Drivers 5 components, low, medium and high frequency independent 4-way crossover System 25dB sound insulation Including a Pelican 1010 Carrying Case & SpinFit Eartips