XIANQI [Self Watering System,Quality]: Self watering globes are made by high-quality PVC, durable than glass watering balls, won't get break in transportation or daily use. Plant flower automatic watering bulb ball irrigation tool, don't worry about damage to the watering device at home, travel and vacation with peace of mind. [Transparency Design]: Self watering bulbs with high transparency design, you can clearly see the remaining water in the watering globes, and you can know how much water is used and whether you need to add water. You can also filled it with nutrient solution, perfect for looking after your plants. [Easy To Use]: Just fill water in the watering plant bulb and insert the pointed part into the soil, the water will be slowly emitted and automatically watering your plants without the need to set. The angle can be adjusted to suit the plant's water requirements. Constant water source for plants, with these automatic watering bulbs, you can go on vacation without worrying about your beloved plants dying due to lack of water. [Indoor Outdoor Plants Watering Bulbs]: These self-watering globes do not take up space, great for potted plants, small plants, small house plants, hanging plants, patio plants and outdoor plants, etc. Watering on working days, if you want the watering device to leak more slowly,please insert the watering device deeper into the soil. Color: transparent Size: 13*5cm Quantity delivered: 4 pieces