Keep your material fresher for longer with the Medium CVault Storage Container. The CVault Storage Containers are made of food grade stainless steel. These humidity curing containers are airtight and impenetrable by light. The small CVault holds roughly 28 grams of material and comes ready to use with a Boveda humidity pack that slides right into the lid of the CVault. This humidity pack regulates the humidity inside the container. The Cvault is smell proof and light proof which makes it one of the top containers on the market. Available in a variety of sizes.