Before you pay a Korean seller, the shipping option or quote usually names a service. It's easy to read that as a speed setting and move on. Your shipping option or quote says K-Packet · EMS · DHL / FedEx / UPS That line is worth a second look. Each service comes with its own weight limit, tracking, and delivery rules, and those rules apply to your parcel. K-Packet 2 kg Small-parcel service from Korea Post EMS 30 kg Express service, some countries accept less Courier Varies Limits vary by carrier and service. Prices are quoted per shipment. Before it ships Start with the weight and the number of boxes Packaging adds grams, and a glass jar adds quite a few. An order that weighs 1.8 kg on the shelf can pass 2 kg once it's boxed. A larger order may also be split into several parcels. Each has its own weight and tracking number, and the delivery dates can differ, so ask whether it's one box or several and what each box weighs once it'...