Feature: 1. PREMIUM MATERIAL: The rack is made of premium metal material, the bracket is sturdy, reliable, strong and lasting; the bean tubes are made of high borosilicate glass, thin and light, highly transparent and safe. 2. EASY TO CARRY: Coffee bean cellar tubes are more convenient to carry and use, you can prepare beans in advance every day for next time use, which is an ideal way to simplify your morning routine. 3. KEEP FRESHNESS: The glass test tube comes with a lid, which can effectively dust or wet resistance when screwed tightly, keeping your coffee beans always freshness. 4. ENOUGH CAPACITY: The 2 ounce glass coffee bean storage tube can be used to store coffee beans, candies, nuts, spices, etc., enough sealed tubes can help you reasonable storage arrangement. 5. SMALL HOPPER DESIGN: This glass coffee bean storage tubes kit includes a small hopper for easy refilling. It is also suitable for carrying for camping. Specification: Item Type: Coffee Bean Cellar Tubes Material: Iron, Glass Weight: Approx. 1300g/45.9oz. Package List: 1 x Stand 4 x Containers 1 x Measuring Spoon 1 x Funnel 4 x Iron Pieces Note: Capacity depends on coffee bean variety。