We have a small selection of Foejke Fleur's wonderful bottle vases at the shop right now and these ones here to choose from.They are based on collected trash from the river Maas and created with the enviroment in mind.
They are bisque on the outside and glazed inside so you can use them as vases.
Approximately (orange) 270mm high
(short mint) 175mm high
(yellow) 275mm high
(taller mint) 225mm high