Otterbox Defender Case. The Defender case features three layers of defense, including a durable inner polycarbonate layer and outer silicone layer. The two-piece inner layer is built from high quality polycarbonate that snaps around the device to create a secure protective layer. The outer silicone layer wraps around the inner layer to create a unified defense against oopsies like bumps and drops. Product Features: Layers of protection. Complete interaction of the device's functions. High-quality polycarbonate shell. Durable silicone skin. Hard shell belt clip.