This is a rugged and heavy duty case, custom designed by Bobj for the Kindle Fire HD 8.9 Tablet.  (Not for Kindle Fire HDX 8.9)This stylish and high quality case provides more drop protection and shock absorption than typical skins or portfolio covers.  The case allows easy use of all functions of your Kindle.  Bobj cases offer great protection for busy Kindle Tablets, and your choice of five great colors lets everyone easily identify their own Kindle.The case has been designed with acoustic speaker chambers, which direct the sound toward the user, providing a pleasantly improved listening experience.  The case also includes a directional microphone channel to better pickup your voice, and reduce ambient noise.   The On/Off and Volume switches have been made easier to locate and operate by adding raised silicone buttons on the case.To provide sufficient cooling of the tablet, the case also includes Bobj's passive air flow chamber designed to accelerate the flow of air at critical areas of the tablet's back. This cooling chamber adds a little to the thickness and weight of the case in exchange for it's advanced cooling design.The rounded front bezel helps to protect your screen if the Kindle Fire HD is dropped face down.  All corners and edges are thick silicone for additional protection. This case is compatible with the BobjGear Screen Protector Tablet Bag (B009BQOJ38)All Bobj Cases are made from a high quality silicone formula which meets U.S. FDA Food Grade Requirements.  It is easily cleaned with mild soap and water, and dried with a lint free cloth.  This ease of cleaning, plus rugged design and snug fit makes these cases both kid-friendly, and provides protection in harsh environments.  Bobj Cases are currently used in many school systems, by professional businesses and service organizations, as well as everywhere in the home where busy tablets need extra protection.  The Kindle Fire HD Tablet is not included with this case.