It is an estimated invoice sent by seller of goods to buyer before the shipment or delivery of goods. This template consist details regarding the type and qty of goods along with other information such as type,code,weight, fragile or not and other information.
1) Very simple proforma budget sample : It consist only important stuff ,more like a pdf template.One could take a print out.
3) Download this sample sheet
4) Commercial invoice pro forma template : very simple to manage. Fill in the name of the importer ,IOR details ,description of good being sent. Item codes and monetary values.