Made of colored porcelain clay. Comes with tiny oak box (approx. 1.25" cubed) with sliding lid (which is not very tight).
Blueish is 15/16" long, opening at the base is approx. 5/8", exterior base is approx. 3/4" and top is approx. .5" wide.
Pink & green is 13/16" long, opening at the base is approx. 7/16", exterior base is approx. 11/16" and top is approx. .5" wide.