These are very unique vases.  Finished in what they call a "charred" finish.  Each one has a drilled hole on top to put a artificial stem into it.  Looks great as a set of 3.  This one is the medium one.  Size is 4.25"L x 4.25"W x 7.75"H.   As these are hand doweled each one will vary slightly.

Medium Paulowinia Wood Vase