The Ter Steege planter from the Cera-mix collection is made from synthetic, making it sturdy and lightweight. The material used is recycled synthetic, which makes the planter a sustainable choice. The structure of the planter is smooth and the finish is matt, giving it a sleek and modern appearance. The planter is designed for outdoor use and is frost resistant, so it can remain outside during cold periods without being damaged. In addition, the planter features a drainage hole in the base to efficiently drain excess water.