All Bergs pots are supplied with a special waterproof saucer allowing you to use inside or out. Proper drainage gives the plants room to breathe.Since 1942 the pots have been designed in Denmark and made at a small family run workshop in Tuscany. The pots are fired at a very high temperature giving the pots a natural strength.The high density of the pots also makes them frost resistant, allows air to the roots and retains moisture due to the quality of the clay. No chemicals are used to seal the surface of the pots. Diameter 13.5 cm x height in saucer 20 cm.