In some cases, an order may be split into different packages for any of the following reasons:Weight limit. In order to provide Free Worldwide Shipping and ensure that you receive your order at earliest, we use time and cost efficient ways of delivery.An item may be slightly back-ordered, and shipped a later than the rest of the items in an order.Because we are serviced by different warehouses, an order with multiple items may be shipped from the different warehouses due to varying stock inventory between the warehouses.If the items are shipped separately, a tracking number for each parcel will be provided.