MOOKUNDY - Introducing Sofa Buddy - Convenient Couch cup holder, couch caddy, sofa cup holder. The perfect couch accessory

How many inches across is it? The product demensions provided do not sound right, since it is circular.

What is the color and material of the bottom on the white version? We have a black one and love it except for the dark stain left on cream sofa

What is the total height?

How deep are the cup holders? (depth?) (I already know the diameter from other answers.)