Drainage Holes and Trays: Our planter boxes feature drainage holes to prevent overwatering and promote healthy plant growth. The included detachable trays catch excess water, keeping your plants hydrated without creating a mess. Easy to Install: The planter boxes come with hanging brackets that allow you to easily attach them to your railing, windowsill, or other surfaces. The brackets are adjustable, making it easy to position the planter boxes exactly where you want them. Quality Material: Made from quality PP resin, our planter boxes are sturdy and weather-resistant, making them perfect for outdoor use. They're built to withstand the elements and last for years to come. Versatile Use: Whether you're growing flowers, herbs, or succulents, our planter boxes are perfect for any outdoor space. They're ideal for adding a of color to your windowsill, patio, or balcony. Generous Size: Each planter box measures 17 inches in length, providing plenty of space for your favorite plants. The rectangular shape is perfect for creating a garden display on your railing, windowsill, or patio.