[Luay79]

Re-read your post and obviously, you're air-cooling.

This is my choice for full tower, and a bit under your budget.

Newegg.com - SilverStone RAVEN RV02B-EW-USB3.0 Matte black reinforced plastic outer shell, 0.8mm Steel body ATX Full Tower Computer Case with Window Side Panel with 2X USB3.0 ports

Review at ************ under Cooling&Cases

For your budget and if you don't mind mid-tower;

Newegg.com - SilverStone Fortress Series FT02B-W-USB3.0 Black Aluminum / Steel Computer Case with Window Side Panel with 2 x USB3.0 ports (Black)

Silverstone Fortress FT02 Revisited | silentpcreview.com