Acer Iconia B1-A71 Case - Poetic Acer Iconia B1-A71 Case [GraphGRIP Series] - [Lightweight] [GRIP] Protective Silicone Case for Acer Iconia B1-A71 Purple (3 Year Manufacturer Warranty From Poetic) Made of durable impact-resistant silicone Excellent grip thanks to the rubber-like silicone material and playful grid marking Stylish grooved square pattern throughout All ports, buttons and speakers have precision cut-outs for easy access Designed for the Acer Iconia B1-A71. Made by Poetic.