3" dimensions | 3" diameter x 2.75" high | fits 2.5" grow pot . 4.5" dimensions | 2.5" diameter x 4.75" high | fits 4" grow pot . 6.75" dimensions | 6.75" diameter x 6.5" high | fits 6" grow pot . Satin glaze finish with speckle finish. Includes drainage hole with plug