Features: It is made of food grade PP, which is sturdy, durable, not easy to be deformed and corrosion resistant. It can be used for more than 10 years in indoor use. Transparent plastic can observe the wet and dry degree of plants and the of roots. Reasonable design, providing good drainage and ventilation conditions: Ventilation holes on both sides can provide more air for the roots. The bottom hole ensures both a certain amount of drainage and sufficient water retention. Let the plant roots grow healthily The root grows along the patented root guide and grows outward through the vent hole on the side, which can effectively prevent the hovering and decay of the root, and can effectively prevent refilling. Specification: Color: As the picture show Material: PP Outter Dia.: 10/12/15cm Note: 10cm Type has no air column at the bottom while 12/15cm Type do have one Package List: 1 x Plant Clear Pot