Package Include: 18Pcs glass empty wishing bottles, including round and square shape, each shape has 9 colors (black, white, blue, green, clear, etc.) Size Reference: (1) Bottles: 2.3cm high (not included cork), 1.4cm wide, 1.4cm thick, bottle neck: 0.8cm in diameter, cork stopper: 0.4~0.7x0.9cm; (2) Bottles: 28mm high, 15.5mm in diameter, bottle (without cork stopper): 24mm high, cork stopper: 8.5x7mm, bottleneck: 5mm inner diameter Reliable to Use: These glass bottles jars are made of glass material with wooden stoppers, which are not easy to break, light in weight and portable to carry or store, providing a long time service for you Wide Usage: These colorful drifting bottles are nice choices for wishing bottles, mini drifting bottles, message bottles, sample bottles, indoor decoration bottles, wedding favors, party decorations, storage accessories and more Portable Size: These small wishing bottles small and portable in size, suitable for your pocket, purse, backpack, bag and more, also can be applied for your table, desk, window and more as delicate decorations