This bottle holder is made from diatomaceous earth, making it highly moisture absorptive. Sure to come in handy to hold water bottles and thermoses that tend to fall over. This natural bottle holder is sure to prove to be a useful and versatile kitchen interior item, especially to use around the kitchen sink and areas that tend to get wet. Bottle Stand 9.8x5.2x22.7cm White Gypsum   Diatomaceous Earth Moisture Absorption