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