The planter from the Tau brand in the Dolium collection is made from fibre glass. This composite material of glass fibre and synthetic resin is lightweight yet strong. The planter has a concrete structure and is suitable for both outdoor and indoor use. Thanks to its frost-resistant properties, the planter can remain outside during cold periods without risk of damage. Additionally, the planter is UV resistant, providing protection against discolouration and damage caused by sunlight.