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Views: 0 Author: Site Editor Publish Time: 2026-04-23 Origin: Site
In the process of international express shipping, art paintings, posters, photos and flat documents are extremely easy to be bent, wrinkled and damaged by extrusion. To solve this pain point, we specially launch 18×24 inch high-strength stay-flat rigid shipping mailers, which provide all-round anti-break and anti-fold protection for your precious flat items.
Our rigid mailers are made of 100% eco-friendly recycled white chipboard. The thick and hard rigid board structure can effectively resist external extrusion and folding during long-distance transportation, keep art prints, posters, photos, books and documents in a complete flat state forever, and fundamentally avoid cargo damage caused by improper packaging.
Adopting humanized peel-and-press self-sealing process, the product does not need extra packing tape at all. Just tear off the protective adhesive film and press it lightly to complete firm and quick sealing. At the same time, it is equipped with an easy-to-open tear tab, which brings smooth unpacking experience to recipients, and also ensures the tightness and tamper-proof performance of the delivery package.
The oversized outer size of 18×24 inches perfectly adapts to inner flat goods within 17×23 inches, and supports maximum 3/4 inch thickness loading. It fully meets the diversified packaging needs of thick posters, picture albums, large books and multi-page documents. The whole blank white surface without redundant marks supports customized brand logo printing, helping enterprises to build professional exclusive brand image in mailing business.
As green sustainable packaging supplies, recycled cardboard materials meet global low-carbon environmental protection standards, safe, non-toxic, recyclable and reusable. Sold in cost-effective 50-piece bulk value pack, it is widely suitable for cross-border e-commerce sellers, art studios, printing shops, office official mailing and large-batch wholesale logistics scenarios.
With stable direct factory supply, short sample lead time and fast bulk production cycle, we provide professional FOB Qingdao trade service. We can customize various sizes, sealing methods and pattern printing according to customers' personalized needs, and become your reliable long-term cooperative flat item packaging supplier.
