This self watering pot uses a wick to provide water from a built-in reservoir, allowing you to water your plants by simply topping up the reservoir rather than having to keep track of the moisture level of the soil and watering according to each plant’s particular needs. Self Watering Pot consists of: 1. White Pot 2. Inner Basket 3. Cotton String * Measurements are approximate. Do expect slight differences in measurement * Small Inner diameter: 8cm Outer diameter: 10cm Height: 10cm Medium Inner diameter: 10cm Outer diameter: 13cm Height: 13cm Large Inner diameter: 12.5cm Outer diameter: 16cm Height: 16cm