This vintage grainsack can be used in many ways. You can use it as a decorative piece to add a touch of history to your home, like hanging it on the wall or laying it on a coffee table. If you want to use it for storage, it's great for keeping small items organized. When it comes to cleaning, as mentioned, you can wash it at 40C. Just make sure to iron it while it's still a bit damp to get rid of any age - related marks. However, since it's a vintage item, handle it gently to avoid any unnecessary wear and tear. Keep it away from sharp objects to prevent tears. Store it in a dry place to maintain its condition over time.