Self-Watering Wet Pots MediumChannel your inner green thumb with these ingenious Swedish wet pots that wont let you over or under water. Each set consists of a terracotta planter inside a reservoir of hand blown glass. Just fill the reservoir with water to ensure plants will absorb only what they need through the terracotta pot walls. The upper section of the pot is glazed to make handling easier. Safe for indoor and outdoor use while the temperature stays above frost point,