Weems Stormglass (Chrome) in Black Gift Box Predicts weather up to 48-hours in advance Crystals precipitate in unique formations based on impending weather; Sealed glass chamber holds mysterious ingredients Polished chrome cylinder; Includes chrome mounting accessories for freestanding or wall display (base, self-tapping screw, finial, & mounting accessory) Packaged in velvet-lined, black gift box Length: 2.1 in (5.33 cm); Width: 2.1 in (5.33 cm); Height: 6.5 in (16.51 cm); Weight: 0.8 lb (16.51 cm)