Blumat Bottle Adapter XL (2 Pack): Self Watering Spikes/Houseplant Watering Stakes, Automatic Irrigation System, Use When On Vacation,Terracotta Spikes to use with Recycled Plastic Water Bottles - Sustainable Village, LLC, 22202

• UNIVERSAL BOTTLE ADAPTER: Can be operated quickly and easily with any commercially available recycled plastic water bottle. Automatically water your plants while being environmentally friendly and sustainable by using what you would just throw away. Depending on the size of the bottle used you can water your plants for over a week. a 2 liter bottle can water up to 10 days PERFECT FOR TRAVELERS: Now you don't have to worry about who will take care of your plants while you are away traveling. These make great plant watering nanny's and will keep your plants alive and healthy. Even if you don't go away, you will find these so easy to use you might just keep them around even when you are not traveling OPTIMAL WATER DELIVERY: Delivers water gradually into the soil of your plant through the cone and draws water from your water bottle. As the soil gets wet these automatically start delivering less water. No more over watering or under watering OUTDOOR/INDOOR: Can be used wherever you may need plant support. in your house, office, balcony, hanging plants, garden, or greenhouse HIGH QUALITY: The ceramic cone is made of the highest European grade of ceramic materials. The clay cone is the key component of this product. It is produced in a hollow casting process and fired at over 1000 degrees Celsius. This is what gives it the high quality, long lasting value to its name