KZ Acoustics ZS4 Wired Earphones with Microphone, Powerful Bass iPhone 6 & 6S - Custom Liquid Silicone Hard Case This heavy duty case is

This heavy duty case is a little thicker and features corner bumpers for added drop protection

It is surprisingly light and not bulky at all

Detachable 3 in 1 design

Store your case onto your belt

-microfiber soft lining

KZ Acoustics ZS4 Wired Earphones with Microphone, Powerful Bass iPhone 6 & 6S - Custom Liquid Silicone Hard Case This heavy duty case isZS4 earphones are superb providing great bass, clean treble and mids. These units are very comfortable and light weight. The ZS4 features a two pin detachable interchangeable cable. An optional bluetooth cable is available for example. Three different sized earpieces and the unique design provide excellent noise isolation for these in ear monitors. "Clear and vibrant sound with punchy bass" Comfort Rating A Build Quality A Performance A Impedance 18