Bloem 20-56310CH Fiskars 10 Inch Ariana Planter with Self-Watering Grid, Chocolat, 10-Inch Open diameter of Self Watering Planter is 9.57 inch Bell-shaped silhouette design with internal drainage reservoir Self-watering disk helps prevent damaging root rot and helps allow oxygen to easily access plant roots Excellent drainage reservoir to trap water and keep it away from plants roots Product Dimensions: 9.57 x 9.57 x 8.54