Barrier Properties Explained: OTR, WVTR and Shelf Life
What the two barrier numbers on a packaging spec sheet actually measure, how they map to shelf life, and why comparing figures between suppliers is usually meaningless.
What the two barrier numbers on a packaging spec sheet actually measure, how they map to shelf life, and why comparing figures between suppliers is usually meaningless.
Embossed or smooth, nylon or PE-only, and how thick is thick enough. A sourcing guide to vacuum bags for buyers writing their first specification.
Short answer: Apparel packaging protects garments and presents your brand from warehouse to unboxing. Fashion brands typically use a mix of formats: poly or OPP bags for individual garments, frosted zipper or slider bags for a premium feel, non-woven totes…
Short answer: Zipper and ziplock bags are resealable plastic bags used to store, display and ship products. The two main types are press-to-close ziplock bags (pinch the track to seal) and slider zipper bags (a plastic slider glides the bag…
Short answer: A stand-up pouch is a flexible bag with a bottom gusset that lets it stand on a shelf. It is the go-to format for coffee, snacks, pet food, powders, supplements and cosmetics because it combines shelf appeal, a…
Short answer: The right packaging material depends on what you are protecting. Use PE for flexible, everyday bags; PP/OPP for clarity and stiffness; PET for strength and a barrier layer; EVA/CPE for a soft, frosted feel; kraft for a natural…
Short answer: Choose a tamper-evident mailer bag whenever a package can be opened, emptied and resealed without a trace — high-value e-commerce orders, courier and last-mile delivery, pharmaceuticals, electronics, and cash or valuables in transit. A standard poly mailer is…
Short answer: The right custom packaging manufacturer in China is a direct factory (not a trading middleman) that offers true OEM/ODM customization, holds recognized quality certifications such as ISO 9001, provides pre-production samples, protects your artwork and tooling, and gives…

Drawstring bags are the simple, reusable pouches that close with a pull cord — used as dust bags for handbags and shoes, gift and jewelry pouches, and promotional cinch packs. They are low-cost, brandable, and reusable, which makes them popular…

Whenever a product has to arrive cold, frozen, or hot, insulated packaging bags do the work in between. They hold temperature during delivery and transit, which protects food safety, freshness, and quality. This guide explains how insulated packaging bags work,…