Amzer Silicone Skin Jelly Case for Motorola ATRIX 4G MB860 - Black Fashionable & flexible Amzer Jelly Case for your new Motorola ATRIX 4G MB860! The Amzer Jelly Cases are made from durable premium silicone. Its special anti-dust and scratch-free properties, preserves your phones shining look. Helps to prevent your device from sliding on soft surfaces or angle surfaces. Precise cutouts give easy access to all the functionalities.