[DOUBLE-LAYER STRUCTURE]This plant pot with a double layer design, body bottom base could be separated. The plant pot's main part has several drainage holes at the bottom, you could easily know about the absption of plant roots.[SELF-WATERING FEATURE]The main body with a bottom base creates a water reservoir, which could prevent over watering insufficient irrigation. It also keeps plants healthy by supplying moisture preventing nutrients loss.[Durable Use]The weather-proof ultra-tough construction allow you to enjoy your window box all year long. Perfect f first-time gardeners, frequent travelers plants growing in dry conditions. Also a great practical gift f plant lover WIDELY USED: These window planter boxes are widely used in windowsill, patio, garden, pch other indo outdo occasions. They are the to plant miniature roses, , carnation other flowers, vegetables, fruits.Colour: blackMaterial: plasticSize: length 50cm x width 19cm x height 15cmPackage Contents:2 Flower Window BoxesOnly the above package content, other products are not included.Note: Light reflection different displays may cause the col of the item in the picture a little different from the real thing. The measurement allowed err is 1-3cm.