Amazon.com: Tablet Case for Samsung Galaxy Tab 4 8-inch, SM-T330, T331, T335, T337, T337A and Other T33. (Not for Tab A 8), Mobi7e Heavy Duty Rugged Shockproof Armor Dual Layer Hybrid Case
Transparent TPU Back Case For Samsung Galaxy Tab 4 8" SM-T330 SM-T331 T335 T337 Cover Pudding Anti Skid Soft TPU Silicone Shell - AliExpress