Cute: water globes like floating soap in pots, letting the sunshine through, add of charm, coolness, beauty to your plants. Perfect plant thing for plant lovers. Truely : with a capacity of 13 oz, the self watering bulbs can keep your plants hydrated for more than 2 weeks. Perfect for larger plants. Recommend for 4 inch and above potted plants. Plug: the innovative silicon plug for plant waterer can completely prevent the stem from being clogged with dirt, make water slow release for bottom watering as well. It definitely saves the hassle of cleaning the water globes. Easy to fill: 1 cm wide opening makes fill water a breeze. Set up the watering device in 1 minute and 4 easy steps, then you can watch your plants healthy and thriving. Quality and Versatile: 3000 ℉ hand blown high-grade borosilicate glass self-watering stakes is suitable for home, , offices, schools, and more. They make great compaions for your plants. Good to Know: Please follow the instructions closely, make a hole with the provided stick before inserting the planter insert into the soil in case of shattering. size: 23 x 7cm Material: Glass colour: As shown Package Contents: 2 x Watering Globes 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.