Plant Assistant: This plant watering bulb is suitable for potted plants that require a small amount of watering. Self-watering globes are perfect for watering plants while you're on vacation, so you don't have to worry about them drying out or getting overwatered. High-Quality Material: Made of PVC, which is more durable than glass watering bulbs (glass watering bulbs are too fragile). If damaged during transport, please contact us at any time, and we will give you a satisfactory answer. Small size - 13 x 5 cm/5.12 x 1.96 inches. Transparent Design: These practical, self-watering globes bring life to your plants. The transparent body design lets you see how much water is left in the plant watering globe, helping you remember to add water in time. 3 Easy Steps: Easy to fill with water and use. Fill the watering bulbs with water; Wrap the spout with a sponge or permeable cloth to prevent clogging; Use other tools to dig a hole in the soil, then insert the watering bird into it. Perfect Decoration & Enjoy Your Vacation: This set of 12 self-watering plant bulbs is smaller in size for smaller plants or occasional gardening. It's not only a great helper for your plants but also an attractive decoration for your house, patio, garden, greenhouse, office, or bedroom doorway. It will automatically water your plants for up to 4-5 days, saving you more time to do other meaningful things. Take a long vacation with your family or friends and enjoy your happy time.