September 2026

Honeycomb padded envelope held up at a packing table, with stacks of honeycomb envelopes and poly mailers

E-commerce Packaging: The Full Guide to Mailers, Padded Envelopes, Protective Paper and Reusable Mailers

Poly or paper mailer, kraft bubble or honeycomb, void fill and the EU 50% empty space rule, reusable mailers and what you can claim. A B2B guide to e-commerce packaging.

E-commerce Packaging: The Full Guide to Mailers, Padded Envelopes, Protective Paper and Reusable Mailers Read More »

Poly or paper mailer, kraft bubble or honeycomb, void fill and the EU 50% empty space rule, reusable mailers and what you can claim. A B2B guide to e-commerce packaging.

FSC Certification for Paper Bags, the full buyer guide from Bk-bags, shown with a kraft paper shopping bag carrying the FSC label

FSC Certification for Paper Bags: What It Proves, What It Does Not, and How to Check It

An FSC Mix bag can contain no certified fibre. A B2B guide to FSC claims, the invoice test, which parts of a paper bag the label covers, country demand data, and how to verify a code.

FSC Certification for Paper Bags: What It Proves, What It Does Not, and How to Check It Read More »

An FSC Mix bag can contain no certified fibre. A B2B guide to FSC claims, the invoice test, which parts of a paper bag the label covers, country demand data, and how to verify a code.

GRS buyer guide: Global Recycled Standard certified hang tag with recycled PET flakes and reusable bags

GRS Certification Explained: What It Proves, What It Does Not, and How to Check It

The certificate your supplier sends does not prove your order is recycled. A B2B guide to GRS scope versus transaction certificates, claims rules and checks.

GRS Certification Explained: What It Proves, What It Does Not, and How to Check It Read More »

The certificate your supplier sends does not prove your order is recycled. A B2B guide to GRS scope versus transaction certificates, claims rules and checks.

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