If your tracking information indicated your package has been delivered, but you are unable to locate it, we ask that you wait at least 3 more business days before reaching out to us. Some carriers will mark packages as delivered before they arrive, and most missing packages will show up within our standard delivery time frame. MDAiRE isn’t responsible for lost or stolen packages. We do offer Shipping protection at checkout. This will protect your package in the event that it is lost/stolen/damaged during check out. Please reach out to use at hello@mdaire.com with any concerns.