Boost Plant Health: These self-watering balls automatically supply water to plants as the soil becomes dry, ensuring optimal moisture and nutrients. The watering balls gradually release water and stop when the soil is saturated, providing a self-regulating watering system that supports plant health. Convenient Top-Fill Design: Easily refill these watering balls through the top opening. Simply insert the watering ball near the roots of your plant, fill to 80% with water, and secure with the included rubber stopper. The watering ball will water your plants for 3-7 days, and up to 2-3 weeks depending on soil moisture. Versatile Indoor and Outdoor Use: These watering spikes are perfect for a variety of environments, including gardens, homes, offices, and schools, and are suitable for any plant size, from hanging baskets to large patio plants, ensuring your greenery thrives in any environment. Durable and Decorative: Made of high-quality, durable glass, these hand-blown self-watering balls are not only practical, but also add a touch of elegance to your plant care. Ideal Gift for Gardeners: These plant watering bulbs make a great gift for plant lovers, busy gardeners, or anyone who loves gardening. They're practical, stylish, and useful for anyone looking to simplify their plant care routine. Colour:Laser multicolor Material:Glass Package Contents: 1 x self-watering balls set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.