LiViTech(TM) Defender Double Layer Series Case for HTC EVO 4G Sprint (2010 Model) (Yellow Black) Silicone plugs cover the volume controls, power button, headphone jack and USB port Three layers of protection include a polycarbonate inner layer and a silicone outer layer The two-piece inner polycarbonate layer features a built-in screen protector on one side and memory foam pads on the other side to provide additional shock absorption The outer silicone layer absorbs bumps and shocks and features a unique pin striping design LiViTech Logo and LiViTech Packaging