Black Rubberized Hard Plastic Case Cover and Holster Combo For OEM Verizon HTC Thunderbolt Dual layer hard polycarbonate plastic shell on soft, flexible silicone skin. Hard plastic exterior protects your phone from scratches and abrasions from falls and drops. Soft silicone interior molds perfectly to your phone and cushions to protect from shock. The ultimate protection for your HTC Thunderbolt: ant-scratch, anti-shock, and anti-shatter. Sturdy holster and belt clip make your phone easily accessible even when your hands are full.