The Small Storm Glass Drop is a compact and decorative weather device that reacts to changes in air pressure and temperature. Inside the glass, unique crystals form and shift depending on the atmospheric conditions — just like the weather predictors used on ships in the 18th century. It’s said that even Charles Darwin used a similar instrument on his voyage to the Galápagos Islands. With its elegant drop shape and wooden base, this small weather glass is perfect for desks, windowsills, or shelves. Its small size makes it ideal for limited spaces or as a thoughtful gift. Please note: The Storm Glass needs approximately two weeks to adjust to its surroundings before the crystal patterns become more stable and reliable. For the best results, place it near a window, away from direct sunlight or sudden temperature changes.