1.CHECK YOUR EBOOK MODEL BEFORE ORDERING! (At Settings-About-Model). ONLY designed for Barnes & Noble Nook Simple Touch eBook Reader Model: BNRV300 / BNRV350 / BNRV500 only. It will NOT work for any other version tablets, if you can't sure your tablet model, please check the left picture 2.Stylish design makes your ebook Reader look more elegant 3.Protect your ebook from scratches, bumps, and dust 4.For pushing to make it hold your ebook tighter or loosen as you want. 5.Professional factory production and design, giving you a different experience CHECK YOUR EBOOK MODEL BEFORE ORDERING! (At Settings-About-Model). ONLY designed for Barnes & Noble Nook Simple Touch eBook Reader Model: BNRV300 / BNRV350 / BNRV500 only. It will NOT work for any other version tablets, if you can't sure your tablet model, please check the left picture