PC Apex posted a review on the Kingwin Supernova SN-213HTS Micro ATX Case

Both sides of the case are finned along the top and bottom with a wide stripe in the middle giving the sides a stylish look. Although my first thought was that they looked like heat fins from a heatsink, they are just for looks. At the rear you see the motherboard I/O shield and add-on card slots. You will notice that there are only 4 slots for add-on cards and this is due to the case only having room for a microATX board. Above the I/O area you see two 60mm fans set for cooling duty

Kingwin Supernova SN-213HTS Micro ATX Case Review