Custom Mailing Bags Poly Colored Plastic Shipping Envelopes Mail Bags for Sale Poly Mailer
Product model: Plastic pack mailing bag
Material: Poly,HDPE or LDPEor Customized
Size/Color: Customized size,follow client's ideas or design.
Thickness: 35-120 micron or customized
MOQ: 20,000
- Overview
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In the fast-paced realms of e-commerce, courier logistics, and brand promotion, packaging serves as both a protective shield and a powerful brand messenger. Our Custom Colored Poly Mailing Bags stand out as a versatile and impactful solution, designed to meet the diverse needs of retailers, fashion brands, small businesses, and promotional campaigns worldwide. Produced by Hangzhou CM Packaging Co., Ltd.—a reputable manufacturer with over 15 years of industry experience, a 20,000-square-meter production base, and 22 advanced production lines—these poly mailers seamlessly blend durability, customization, and aesthetic appeal. They are tailored for shipping a wide array of items, from folded t-shirts, socks, and caps to small accessories and promotional merchandise, ensuring every package arrives safely while making a memorable brand statement.
Crafted from high-quality Poly, HDPE, or LDPE materials (with flexible customization options), these mailing bags feature a thickness range of 35–120 microns, striking an optimal balance between flexibility and sturdiness. The waterproof plastic material forms a reliable barrier against rain, damp storage environments, and accidental spills, safeguarding the integrity of contents during transit. Their exceptional tear resistance enables them to withstand the harsh conditions of courier sorting, loading, and unloading. What truly distinguishes these mailers is their vibrant, customizable color palette—brands can select from bold, eye-catching shades to subtle, sophisticated tones that align with their unique brand identity, transforming ordinary shipping envelopes into attention-grabbing brand touchpoints. Equipped with laser-cut edges and robust hot-melt sealing, the bags prevent edge splitting even under significant pulling force, while the destructive glue closure provides tamper-evident security, assuring both businesses and customers that packages remain intact and uncompromised from dispatch to delivery.
Versatility and customization are at the heart of these poly mailing bags, making them adaptable to a wide spectrum of business requirements. Sizes are fully customizable, with standard options ranging from compact 160x110mm bags for mobile phones and compact discs to spacious 480x360mm bags for hoodies and bulk apparel. Practical size examples include the 7.5"x10.5" bag, which fits 3 pairs of socks, 2 rolled shirts, and 1 cap, and the 14.5"x19" bag, capable of holding a hoodie and 5 folded shirts. Beyond size and color, the bags support high-resolution printing, debossing, and embossing. Utilizing 12 auto-high-speed color printing machines, brands can imprint logos, slogans, hashtags, or promotional messages, creating a cohesive and professional brand experience. This level of customization turns each shipment into a mobile advertisement, reinforcing brand recognition and leaving a lasting impression on customers across the globe.
Lightweight yet durable, these mailing bags help businesses optimize shipping costs without sacrificing protection. They are crafted from non-toxic, eco-friendly materials that meet CE and RoHS certifications, aligning with modern sustainable business practices and appealing to environmentally conscious consumers. Backed by strict quality control processes, every bag undergoes rigorous inspections to ensure consistent performance. With a minimum order quantity of 20,000 pieces and free stock samples available, these mailers are accessible to businesses of all sizes. The manufacturer further enhances the customer experience with 24/7 customer care, free artwork design, and refundable sample freight, making the ordering process seamless and stress-free.
Description of poly bags for clothes |
| Product model | Plastic pack mailing bag |
| Material | Poly,HDPE or LDPEor Customized |
| Size/Color | Customized size,follow client's ideas or design. |
| Thickness | 35-120 micron or customized |
| Shape | 1.Various shape available. |
| 2.Custom shape/design accepted. | |
| Usage | Shopping / Carrier / Packaging / Promotional |
| OEM | yes |
| Function | Strong film with strong side sealing and strong tape. This kind of bag is used for courier, express, and mail services. |
| MOQ | 20,000 |
| Sealing type | Destructive glue |
| Feature | 1.Waterproof,softness,durable,fashionable,safe,environment-friendly |
| 2. Different size, design, color are available. | |
| 3. Debossed or embossed are welcome. | |
| 4. OEM orders and small orders are welcome. | |
| 5. All registered characters/logos/trademarks are shown for reference purpose only | |
| 6. Suitable for promotion, business gifts, daily use, souvenir, advertising, etc | |
| Engineering | Using high pressure plastic machine speed vertical plastic film bag making machine, computer heat cutting, spraying and courier bags |
| Volume | Packaging for 100g.500g.1kg etc |
| Additional service | Professional guidance in material or design adjustment which help you get the most ideal cost effective solution. |
Premium Durable Materials: Constructed from Poly, HDPE, or LDPE (with customization options) in a thickness range of 35–120 microns, offering excellent tear resistance, waterproof protection, and long-lasting durability to endure courier transit and daily handling.
Vibrant Customizable Colors: Available in a diverse range of vivid hues, from bold pinks to sleek neutrals, allowing brands to select colors that perfectly align with their identity and make packages stand out in transit.
Secure Edge Sealing & Tamper-Evident Closure: Features laser-cut edges and hot-melt sealing to prevent edge explosion, paired with a destructive glue closure that ensures tamper-proof packaging, safeguarding contents from unauthorized access.
Versatile Size Range: Fully customizable sizes, including standard options from 160x110mm to 480x360mm, designed to fit items ranging from small accessories to bulk apparel, suitable for packaging 100g, 500g, and 1kg products.
High-Resolution Branding Options: Supports 12-color high-speed printing, debossing, and embossing for logos, slogans, or promotional messages, transforming each mailer into an effective brand-building tool.
Lightweight & Cost-Effective: Lightweight design reduces postage costs for high-volume shippers, while the thin yet sturdy construction optimizes material usage and lowers operational expenses.
Weather-Resistant Protection: The waterproof plastic material shields contents from rain, humidity, and moisture, ensuring items remain dry and in pristine condition throughout the shipping process.
Eco-Friendly & Safe: Manufactured with non-toxic materials that meet CE and RoHS certifications, aligning with sustainable practices and appealing to eco-conscious consumers and businesses.
Accessible Ordering & Support: With a minimum order quantity of 20,000 pieces, it caters to businesses of all scales. Offers free stock samples, free artwork design, and half-refundable sample freight (fully refundable on the next order).
Globally Trusted Quality: Backed by positive feedback from customers in the USA, UK, Canada, Australia, and beyond, recognized for on-time delivery, consistent quality, and exceptional service. Produced in a certified facility with a daily output of 3 million pieces.
Custom poly colored mailer postal shipping bags

Order Process: |
Please tell us which size, color, logo printing and quantity of mailing bags you want. If you don't know which size,
please tell us your products' size, we will suggest the suitable size for you. And we can design artwork for free, send you samples for free,
we can take half of the freight cost, and will refund you the freight cost in the next order.


Samples of our customers from USA, UK, CANADA, AUSTRALIA...










We can provide:
♦ Top Quality Product
♦ Competitive Price
♦ 24/7 Customer Care and Aftersales Service
♦ Outstanding tear strength.
♦ High-slip film material allows faster, easier product insert.
♦ Its surface allows for excellent high resolution, distinct printing, labeling and tamper evident.
♦ Postage savings due to light weight.
♦ Additional function or special design available.
♦ Various shapes,size and design Mailing Bags.
♦ OEM / ODM / Custom Printed Service



| Packaqing&Shipping |
| Samples | Cost | 1.Free samples available from our stock. |
| 2.Sample cost can be returned. | ||
| time | 1. Within 24 hours for samples available from our stock. | |
| 2. About 15 days for custom samples. | ||
| Sea Port | 1.Our nearest sea port is Shanghai OR Ningbo. | |
| 2.We also able to send goods to sea port in your country. | ||
| Price Terms | EXW, FOB,CIF, CNF.30% Initial Deposit; 70% Balance of Payment Before Shipment | |
| Payment Terms | 30%deposit full plates fee,70%balance before shipping. | |
| Delivery Date | 15 working days after sample approved. | |
| Payment Method | PayPal / MoneyGram / Western Union / Bank Despsit / T/T / L/C | |
| Packing | standard export carton | |

Q1: Are you a factory?
Yes, We are the direct manufacture factory,was founded in 2002.
Our factory buildings have covered an area of more than 20000 square meters with a registered capital of 10 million yuan, 22 professional production lines,
more than 70 sets of main production equipment and annual sales of more than One hundred million yuan after 14 years in the industry.
It has been a famous Courier bag packing enterprise in the country.
Q2: What is your main products?
Our main products are all kinds of plastic bags
Q3: What's your minimum order quantity?
MOQ is 2000 pieces, according to your size and Logo.
Q4: Can I order a small qty (few thousands pcs) or less container to start?
If you are buying these mailers bags for resell or wholesale, we’ll suggest full container to save shipping cost.
Because it wastes a lot of material and cost a lot to run machines to make small quantity.
Also, the shipping cost is expensive for LCL so price is not competitive.
Q5: What information need to be provided if I want to get a quotation?
size, Logo design, and quantity
Q6: Can I get a sample before mass production?
It is Free for our exist samples
It charges for custom size, color and printing.
Samples courier cost: Please provide your courier(Fedex/DHL/UPS/TNT etc) account for sample collection.
Sample charges will half/fully refund after order confirmed.

