[DOUBLE-LAYER STRUCTURE]This plant pot with a double layer design, body and bottom base could be separated. The plant pot's main part has drainage holes at the bottom, you could know about the absorption of plant . [SELF-WATERING FEATURE]The main body with a bottom base creates a water reservoir, which could prevent over watering and insufficient irrigation. It also keeps plants healthy by supplying constant moisture and preventing nutrients loss. [Durable Use]The weather-proof and ultra-tough construction allow you to enjoy your window box all year long. Perfect for first-time , frequent travelers or plants growing in dry conditions. Also a great and practical gift for plant lover! WIDELY USED: These window planter boxes are widely used in windowsill, patio, garden, porch or other indoor outdoor occasions. They are the to plant miniature roses, , carnation or other flowers, vegetables, fruits. Colour: black Material: plastic Size: length 50cm x width 19cm x height 15cm Package Contents: 2 * Flower Window Boxes Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed is +/- 1-3cm.