4 postcards, 4x6", full color. Published by Microcosm! Kelli Refer made this painting to illustrate one of the sections in her bicycle yoga guide, Pedal, Stretch, Breathe -- Published by Microcosm. It illustrates the five chakras on a person, and the corresponding ones on a bicycle (the book includes meditations and activities to strengthen both sets.) We couldn't put the full-color art in the book, but we can send it to you in the mail, for your reference or to send to a friend.  One buck gets you four postcards with Kelli's art on one side and postcardy lines and such on the other.