The cover fits well on the Acer Liquid Z200 and leaves Micro USB & headphone jack and on / off and volume up / down keys freely. In addition, on the back of the camera shortcut key. Access Camera & headphone jack are perfectly fine, the space around the Micro-USB connector might have been one or two millimeters more. The cable supplied with the phone fits namely works, but does not sit so sick like without shell. Since the keys are very flat, the operation is (just the on / off button) a bit difficult - you have to press with a pointed finger quasi to achieve an effect. But is simply the combination of flat keys of mobile phone and use a shell owed. Around the keys see also most likely the risk that the shell might is looser after prolonged use.
When the envelope is contrary to expectations, not a "soft" shell but a relatively "hard" rubber sheath. Not comparable to silicone skins, but it is indeed in the description on TPU (Thermoplastic Polyurethane) referred to as material.
Conclusion: Would you purchase a second time the envelope, but if it would be more enhanced version for a few euros, it would be worth it.
