A Case like Marware jurni Kindle Fire Case Cover lets you use your Tablet or eReader with out worrying as much on if it is protected from scratches, drops, dirt, liquid when you store it away inside your bag.
A protective case is the best accessory for your Tablet or eReader because it protects your eReader, make it look nicer, and add more functionality to your eReader or Tablet.
A Tablet, and eReader is not cheap, so it is best to buy a case which can fully protect the sides, bottom, and screen when you zip up your case. For less then 30 dollars, you can protect your Tablet or eReader from most types of damage like scratches, small falls, dirt, and light liquid spills.A case also keeps your devices clean of dust, dirt, light liquid spills, and other things which can damage your eReader or tablet. Also, you don't have to worry about stuff like pencils in your school bags damaging your device. Some cases also have padding on the inside, so your eReader or Tablet can survive higher drops from a table because of the soft padding which protects it.
Tablets and eReaders all look pretty similar, and boring in some cases, but buying a case for it can really improve the look of your device since there are a lot of cool designs for cases like folio cases, zipper cases, and cases with nice pictures on the front.
There are cases for eReader and Tablets which have a hand strap for straping it into your hand to make holding them easier with one hand. More Cases also have a stand attachment which turns your case into an eReader or Tablet case stand which make watching video easier because you don't need to hold your Tablet for hours to watch a movie or read a long eBook. Most cases also have a few pockets, so you can use your case as a pouch to carry paper bills, credit cards, and more in its pockets. There are also cases with a built-in battery to charge your devices, or add more power to power your smartphone, or Tablet. A small light are found on some eReader cases
You can also use your case as a wallet, purse, etc, so you don't need to carry around a seperate bag, purse, etc to protect and carry your eReader or Tablet when you are not using it.
Cases are also easy to use since most just have 4 straps which let you strap your Tablet into easily.
Read my Tutorial on Kobo Vox eReader Tablet Cases Bags !