The ring bowl above and the row below are M&M 112 (speckled clay). Each one is unique.
Other popular ring bowls, in the white clay, from the left, below:
LLL GMG/Sh DF GMG/Sh Leaves GMG/Sh Turtle GMG/Sh
Ring Bowls, pictured below, Om GMG/Sh, Heart Purple
M&M Ring Bowls pictured below, each one is unique
And finally, a few ring bowls made from the gray clay
Swirls HC-C Leaves HC_C M&M gray HC_C