China Print Envelope Mailer Manufacturers, Suppliers, Factory

Zeal X Biodegradable Mailer is an eco-friendly packaging bag made from biodegradable materials. It can naturally decompose in the environment through microbial activity, eventually breaking down into carbon dioxide and water without leaving harmful residues, thereby minimizing long-term environmental pollution. The mailer is lightweight, easy to carry, and convenient to transport. It not only retains the excellent performance of traditional courier bags but also significantly reduces plastic pollution, making it an ideal choice for sustainable and green packaging.

Zeal X Custom Paper Box is a premium packaging solution crafted specifically for brands that demand both style and substance. Fully customizable—even for single‐unit orders—it lets you tailor dimensions, materials, printing, logos, and surface finishes to reflect your unique brand identity. Made from biodegradable paper and eco‑friendly materials, every step from production to recycling meets rigorous sustainable packaging standards, helping you build a green image that resonates with today’s conscious consumers.

Zeal X Draw rope ice bags are a packaging tool for cold chain transport and storage. It is characterized by a convenient drawstring sealing design, which not only effectively avoids leakage, but also easily tights the bag mouth. The ice pack is widely used in medical treatment, biological samples, seafood, fruits and vegetables and other items that need to be kept cold and fresh. Its insulation effect is superior, the preservation time is greatly extended, and the deterioration rate of the product is reduced. Therefore, in long-distance logistics or refrigerated storage, drawstring ice bags are widely used, and their durable and convenient characteristics have won the love of many consumers.

Zeal X’s Glassine Paper Express Bags are crafted from 100% pure wood-pulp paper, ensuring curbside recyclability and industrial compostability while replacing single-use plastics to support a circular economy.Backed by FSC certification, these bags reflect a commitment to responsible forestry and brand integrity, appealing to eco-conscious consumers and boosting search rankings for “sustainable packaging” queries on Google.The supercalendering process yields a smooth, glossy, translucent surface that elevates visual appeal, reinforces premium positioning, and captures attention in crowded e-commerce listings.

Zeal X Transparent Soft Flat Pocket Bag is made of LDPE material, 100% recyclable, GRS certified, durable, odorless, waterproof, moisture-proof, good toughness, high transparency, thickening, strong load carrying capacity, and not easy to tear or break. Our transparent flat mouth poly bags are thickened and the seams are perfect. They are very strong and well sealed, and will not leak even when filled with water, so there is no need to worry about it splitting when filled. The warnings are more visible in bright green print. Transparent flat plastic bags are very suitable for storing, displaying, protecting and transporting products, are very suitable for the internal packaging of small items and goods, and can be dustproof and waterproof. Transparent plastic bag, flat opening, light weight, smooth, easy to open, can be hot sealed with sealing machine or closed with twist tape. The flat mouth Ldpe flat pocket is versatile enough for both home and business use.

Our Recycled PE Polybag is an eco-friendly and high-performance packaging solution designed for modern e-commerce and apparel shipping. Made from premium recycled PE material, this polybag is fully recyclable, waterproof, tear-resistant, non-toxic, and odor-free, ensuring safe and professional packaging for clothing, shoes, and mailing items. With GRS certification and compliance with strict EU standards, it supports sustainable supply chains while maintaining durability during transportation. As a trusted packaging manufacturer, Zeal X ensures every Recycled PE Polybag meets the needs of global brands seeking reliable and eco-conscious packaging.