These incredibly convenient Mini Aqua Globe watering bulbs will make your plant-watering life so much easier. Never worry again about over-watering, under-watering, cleaning up spills, constant watering, or leaving your plants unattended. Each watering bulb is individually crafted with genuine hand-blown glass to create a functional work of art that waters your plants for you. Each bulb holds 6 ounces of water, making them perfect for use in houseplants, hanging plants, patio plants, and more. They work by utilizing gravity and air pressure to naturally dispense water up to 2 weeks without ever over-watering. Now you can breathe a sigh of relief.