One mixed box bills everything at the volumetric weight of the largest item. Two boxes let each pay its own way.
The extra per-parcel charge is usually smaller than the volumetric penalty you avoid, which is why splitting often wins on large orders.
Apparel lines now state grams per square metre
Why fabric weight moves a wholesale freight quote
Expansion
New apparel lines went up this month carrying grams per square metre, because at case quantity a heavier fleece changes both the carton weight and the freight maths.
Bulk check scope rewritten in plain words
What a bulk check covers, and what it does not
Revision
The bulk check now states its own boundary: colour, visible defects, size tags, stitching and whether goods match your notes. Smell, hand feel and how they hold up after a season are outside it.
Each change is dated. Case pricing, corridors and policy live on GTbuy's pages, not here.