International Logistics Packaging Standards Complete Guide

International logistics packaging must withstand multiple handling stages including loading, ocean or air transit, vibration, humidity changes, and last-mile delivery. Carton strength selection should use double or triple corrugated board for export shipments, with single-box weight over fifteen kilograms warranting heavier board or wooden crates. Internal protective materials include bubble wrap for surface protection, EPE foam for electronic and fragile goods, molded foam inserts for high-value precision items, air column bags for medium-weight e-commerce goods, and paper cushioning as an eco-friendly alternative. Moisture protection for sea freight requires PE sealing bags, desiccants, moisture-barrier coatings, and moisture-resistant packing paper. Required labels include sender and receiver information, cargo details, handling instructions using international symbols such as fragile and this-side-up, dangerous goods markings for regulated cargo, and country-of-origin labels where required. Transport-mode specific requirements include highest carton strength and moisture protection for sea freight, lightweight optimization for air freight, and drop-test resistance for express parcels. Building a per-SKU packaging specification document covering carton dimensions, protective material selection, loading quantity, moisture requirements, and handling labels creates a replicable standard that reduces damage rates and supports consistent customer experience.