There is one on Amazon that has a ceramic feel back. Not exactly what you wanted, but close... https://www.amazon.com/Essential-TUDIA-Lightweight-Absorption-Featuring/dp/B077DW6B76/ref=sr_1_1_sspa?s=wireless&ie=UTF8&qid=1514747512&sr=1-1-spons&keywords=essential%2Bphone%2Bcase&th=1