GFBags works with Zurich‑based brands to develop school backpacks designed for Swiss and EU markets, combining factory experience in ergonomic strap

New-bag odour is usually caused by volatile organic compounds (VOCs) released from materials and production residues;

Heat sealing (RF/thermal welding) bonds thermoplastic films and coated textiles at the material level and tends to give very clean waterproof joints for fully welded constructions.

Zipper failure on a custom backpack most often traces to the slider, teeth (or coil), zipper tape, or stitching; inspect these components in sequence and