OtterBox Defender Case for Apple iPhone 5S (Black) The Otterbox Defender Case (Black/Black) provides heavy duty protection from rough treatment in the worst environments for your Apple iPhone 5s. The Otterbox Defender Case defends against drops, dust and damage without taking away from the interaction of the iPhone 5S' features. The Otterbox Defender case is made of clear protector membrane, high-impact polycarbonate shell and durable silicone. Compatible with: Apple iPhone 5S;