:Survivor Extreme is designed and tested to withstand drops of up to 15-feet (4.6-meter) onto concrete and a durable scratch-resistant poly-carbonate shell with covered ports to keep debris out. Extreme?s impressive drop protection and dust-preventative features keep you and your iPhone ready for anything.|Feautres:- Proprietary FortiCore? technology along bumper and buttons absorbs and disperses shock to provide advanced drop protection up to 15-feet – Durable scratch-resistant polycarbonate back shell – Covered ports keep debris out – Wireless charging-compatible|