PORTABLE SIZE: The compact and easy-to-carry it doesn't take up much space in your bag. Its height is 3 IN, width is 1,25 IN and depth is 1,25 IN. The capacity of the small container for dried herbs is 1,8 Oz. QUALITY MATERIAL: It is made of high-quality aluminium which won't break if dropped. It is nearly unbreakable and contain no glue, plastics, or chemicals. RELIABLE SEAL: This item is hermetically sealed, completely airtight, blocks UV light, and moisture controlled. Its airtight lid with a rubber seal ring ensures that no foreign liquids will get into or leak out of this tiny keeper. The herbs will stay fresh for a longer period of time. STRONG PROTECTION: Air tight holder offers optimal UV protection, blocking light which is especially damaging to organic materials and keeping them fresh for months on end. A screw-on lid completes the design, keeping your goods fresh, dry and preserved for long periods of time. SUITABLE FOR TRAVEL: This storage tank is most suitable for your herbal storage. It is't opaque so you can store your herbs, spices, coffee or tea without revealing the contents inside to others, preserving your material and protecting your privacy. It keeps the inner flavor of herbs. It also can be used as a pill box.