These elegant square planters have authentic concrete finish with visible pores make them beautiful contemporary pieces. The look and feel is true concrete but it weights substantially less than it looks. It also has very smooth finish instead of rough concrete potters you might be used to. The size is very generous and can hold a good amount of plants without looking crowded. It does have a more modern feel to it being straight lines and concrete. Would look great on apartment balcony or large backyard patio. Create a modern space using these long low planters. The straight lines and solid grey finish are a hot trend in modern landscape designs. Ideal for succulents and delicate plants that need room to grow. Made of lightweight concrete through an manufacturing process. This composite material has no rubber, plastic, and steel. This material has all the advantages of concrete such as strength, durability, weather and damage resistance. Materials involve cement and weather-resistant fiberglass. This material has strong UV resistant ability and stay well in wind, rain, hot and cold season. By adding fiber clay material, planter is much easier to move around due to its lighter weight.