Love these!  Reclaimed wood used for the outside box with removable galvanized liners on the inside, both have a drainage hole.  3 sizes available.

 

Small:  8"H x 5.75"sq. top x 4"sq base

Medium:  10"H x 7.75"sq. top x 6"sq base

Large:  11"H x 9.75"sq. top x 8"sq base