Amzer Silicone Skin Jelly Case for BlackBerry Curve 3G 9300, Curve 8520, and Curve 8530 - Black Fashionable & flexible Amzer Jelly Case for your new BlackBerry Curve 3G 9300 and Curve 8520/8530. The Amzer Jelly Cases are made from durable premium silicone Provides a firm grip and prevents your BlackBerry from sliding across your cars dashboard or angled surfaces. Helps to prevent your device from sliding on soft surfaces or angle surfaces. Precise cutouts give easy access to all the functionalities.