Most of our metal bases are black wrought iron.
The 11in 'flat' stand is sturdy enough to hold a variety of med sized panels.
The tall Mission style base will hold a 12"w panel.
The short rectangle base holds panels 10"w x (up to abt)10" tall.
The small round 1/2 circle base will hold an 8" circle.
The 5" curved base holds a 9" square (or round) panel easily.
The rustic weathered pine base is 12" x 4" x abt 1.5" tall overall.