These can be used to display grains of rice, small gemstone chips, gold flakes, spices, volcanic ash, etc.
When writing on rice, jasmine rice is recommended. Use a fine-tip, waterproof and fade-proof pen from an art store, or the fine arts department of a craft store. 0.005 is a good line width. Baby oil is commonly used as the liquid for rice vials. It is often dyed with food coloring.
See Related Products tab for products and projects that go with this item.
1" test tube-shaped glass bottle charm with cork and silver-colored wire loop. Approximately 36x6.5mm, including loop. Most corks fit snugly, but a few won't. If cork or loop come loose, a drop of superglue works wonders.