32oz Tritan Water Bottle w/Infuser-8 Colors

Does this come with the reusable ice cubes (as in the pictures)? The product description makes no mention of them.

No. I believe, like the fruit, it showing that you could put ice in there.

Is this made of glass?

Plastic.

dOES ANYONE KNOW WHAT THE CIRCUMFERENCE OF THE BASE OF THE water bottle is?

Per the vendor:
The circumference is:
28oz = 9.75 inch
32oz = 11 inch