This is an advanced design, high quality, protective silicone case for the Samsung Galaxy Tab 4 8 inch, Wi-Fi and Cellular Models. This is not a thin "skin". This superior heavy duty case has been custom designed by Bobj for your Samsung Galaxy Tab 4 8-inch to provide all around drop protection and shock absorption. The colorful and stylish case allows easy use of all functions of your tablet. In addition, the snug fit and rounded frame of the case makes the tablet easier to hold. The design fits Wi-Fi, 3G, and 4G models of the Galaxy Tab 4 8 inch: SM-T330 (WiFi), SM-T331 (3G & WiFi), SM-T335 (3G, 4G/LTE & WiFi), and other models SM-T33..... Check your model number in Android settings, About Device. The speaker port with reflective chamber directs the sound toward the listener. The directional microphone opening is also designed to capture the user's voice while minimizing noise from other directions. This protective case comes in both bright and business appropriate colors. For superior screen protection while traveling, the BobjGear 8-inch Hard Side Screen Protector Tablet Bag is designed to carry this case and the tablet's accessories. (Search Amazon for item B009BTMVMQ, not included with this case). All Bobj Cases are made from a high quality silicone formula which meets U.S. FDA Food Grade Requirements. Bobj Cases are easy to maintain. Wash with mild hand soap and water, and dry with a lint free cloth. The ease of cleaning, plus the rugged design and snug fit makes these cases both kid-friendly, and provides protection in harsh environments. Bobj Cases are currently used in US school systems, and by professional businesses, but mostly by everyday tablet owners looking to protect their valuable investment. The Samsung Galaxy Tablet is not included with this case.