1.    Mainly made of plastic,aluminum and steel

2.    ABS top board,easy to clean

3.    Four columns

4.    C means:aluminum columns,D means:plastic-steel columns

5.    Raised-edge design

6.    1 middle drawer

7.    Plastic-steel column

8.    Rotatable dust basket

9.    Luxurious noiseless casters(two with brakes)

Storage shelf is optional