Full product cost

Purchase + shipping + commission + returns + packaging → real cost

Items

Honest cost = purchase + inbound logistics + marketplace fee + delivery to customer (often seller-paid) + return costs (share × processing cost) + ads per unit + packaging. Typical mistake — counting only purchase and commission.

Cost

Fee
96 грн
Return costs
32 грн
Cost
708 грн
Margin
92 грн (12%)