Custom Poly Mailers

Custom Mylar Bags

"Protect and customize your packages with Thy Custom Boxes' Custom Poly Mailers. Our durable, affordable, and customizable solutions ensure safe shipping for your valuable items.

In Stock

Get an Instant Quote

    Product Overview

    At Thy Custom Boxes, we understand the importance of protecting your valuable items during shipping. That's why we offer Custom Poly Mailers, a high-quality and durable packaging solution for your goods. Our custom poly mailers are made from a thick, flexible plastic material that provides exceptional protection against moisture, scratches, and other forms of damage. Custom Poly Mailers are ideal for shipping fragile and sensitive items, such as electronics, cosmetics, and clothing. The poly material is resistant to punctures and tears, ensuring that your products arrive at their destination safely and securely. We also offer a variety of sizes and shapes to fit your specific needs, from small and compact to large and bulky. One of the primary benefits of our Custom Poly Mailers is their reusability. Unlike traditional packaging materials, these mailers can be reused multiple times, making them an eco-friendly and cost-effective option. They are also easy to clean and maintain, and can be recycled after repeated use. Another advantage of our Custom Poly Mailers is their customizability. We can print your logo, company name, or any other message on the mailers, giving you an opportunity to promote your brand and products to your customers. This is an excellent way to establish a professional image and build trust with your customers. If you're looking for a reliable and high-quality packaging solution for your shipping needs, look no further than Thy Custom Boxes. Our Custom Poly Mailers are designed to provide exceptional protection and durability, while also offering customization options to suit your brand's needs. With our products, you can rest assured that your valuable items will arrive safely and securely at their destination.

    Custom Poly Mailers

    Custom Poly Mailers

    All Custom Sizes & Shapes


    MOQ

    Starting from 100 Boxes


    Paper Stock

    10pt to 28pt (60lb to 400lb)
    Eco-Friendly Kraft, E-flute Corrugated,
    Bux Board, Cardstock


    Printing

    Digital (Standard and HD Print),
    Lithography, CMYK, CMYK + 1 PMS color,
    CMYK + 2 PMS colors


    Finishing

    Gloss Lamination, Matte Lamination,
    Gloss AQ, Gloss UV, Matte UV, Spot UV,
    Embossing, Foiling


    Included Options

    Die Cutting, Gluing, Scored,Perforation


    Proof

    Flat View, 3D Mock-up, Physical Sampling
    (On request)


    Turnaround

    5- 8 Business Days, RUSH


    Shipping

    Flat

    01
    Choose Your Box

    Start by browsing our extensive range of box styles and designs. Whether you're in the market for something simple and classic or intricate and bespoke, we've got a multitude of options to suit your needs.

    02
    Customize the Design

    Once you've chosen a box style, it's time to make it uniquely yours. Upload your design or collaborate with our in-house design team to craft a packaging solution that resonates with your brand's aesthetic and vision.

    03
    Select Materials and Finishes

    Our platform allows you to pick from a variety of materials, be it eco-friendly options, premium finishes, or durable structures. Enhance the tactile experience with finishes like matte, gloss, embossing, or specialty textures.

    04
    Review and Approve

    Before we move to production, we'll send you a digital proof or a physical sample upon request. This ensures you're 100% satisfied with the design and materials chosen. Review, make any necessary changes, and give us the green light when you're ready.

    05
    Production Begins

    Once you've approved the design, our team gets to work. With state-of-the-art machinery and a dedicated workforce, we ensure that each box is crafted to perfection, adhering to the highest quality standards.

    06
    Shipment and Delivery

    With our efficient logistics network, we guarantee timely deliveries. As your boxes are packed and prepared for shipment, we'll provide tracking details to keep you informed every step of the way. Sit back and wait for your premium packaging to arrive at your doorstep./p>

    Custom Poly Mailers

    Get Custom Custom Poly Mailers Packaging That Reflects Your Brand

    Looking to make your Custom Poly Mailers stand out in a competitive market? At Thy Custom Boxes, we help you do just that—by delivering high-quality, affordable packaging that’s tailored to your product’s identity. Every Custom Poly Mailers box is made to fit your specifications, ensuring perfect size, shape, and finish for maximum impact.

    We understand that great packaging is more than just protection—it's a direct reflection of your brand. That’s why our team works closely with you to bring your Custom Poly Mailers packaging concept to life. Whether you’re going for bold and modern or clean and classic, we offer the flexibility and support to get it right.

    All Custom Poly Mailers orders benefit from our fast turnaround, low-cost structure, and free expert guidance from concept to completion. With Thy Custom Boxes, your product gets the packaging it deserves—without the high costs typically associated with custom design.

    Your Custom Poly Mailers Deserves Packaging That Speaks for Itself

    Your Custom Poly Mailers deserves packaging that not only protects but elevates its presence. At Thy Custom Boxes, we offer fully customizable packaging solutions designed to match the specific requirements of your Custom Poly Mailers. From tailored dimensions to premium finishes, everything is built to enhance the value of your product.

    With Custom Poly Mailers, you don’t just get a box — you get a branding tool. Our expert in-house design team offers free assistance to create packaging that aligns with your brand's identity and vision. Whether you need bold graphics, eco-friendly materials, or luxury features, we’ll help you craft packaging that leaves a strong impression.

    We provide free samples, fast nationwide shipping, and competitive pricing—making it easy to launch or relaunch your Custom Poly Mailers without stretching your budget. Whether you're a small business or an established company, Thy Custom Boxes is your trusted partner for custom Custom Poly Mailers packaging that drives recognition, builds trust, and supports long-term success.

    Custom Poly Mailers
    4.9
    75 reviews
    Sarah Thompson
    Sarah Thompson
    2 months ago

    Thy Custom Boxes gave my handmade candle business a whole new look. Their custom packaging made my brand feel premium, and customers always comment on how beautiful the boxes are!

    Michael Reynolds
    Michael Reynolds
    5 months ago

    I ordered branded mailer boxes, and they arrived quickly with perfect printing. The colors were vibrant, and the box quality was top-notch. Highly recommend Thy Custom Boxes for reliable service.

    Emma Carter
    Amanda Brooks
    a month ago

    Thy Custom Boxes gave me beautiful custom packaging at a price that worked for my budget. It looked expensive but was very affordable. Great for any startup or small business!

    Kevin Harris
    Kevin Harris
    2 months ago

    Their team helped me finalize my design and even suggested improvements. I felt taken care of the whole way through. Thy Custom Boxes offers incredible support and great packaging.

    Rachel Green
    Rachel Green
    a week ago

    Their team helped me finalize my design and even suggested improvements. I felt taken care of the whole way through. Thy Custom Boxes offers incredible support and great packaging.

    Brian Mitchell
    Brian Mitchell
    2 months ago

    Loved that they offer sustainable materials without compromising style. The kraft boxes were sturdy and printed beautifully. A must-use vendor if you care about the planet and your packaging!

    Emily Watson
    Emily Watson
    5 months ago

    Used Thy Custom Boxes for a limited edition product launch. The custom printed boxes looked amazing on social media and helped me sell out in days. Super happy with the outcome.

    David Cooper
    David Cooper
    a month ago

    I run a monthly subscription box and switched to Thy Custom Boxes. My churn rate dropped because customers love the new packaging! Sturdy, colorful, and well-designed.

    Melissa Sanders
    Melissa Sanders
    2 months ago

    I’ve tried a few packaging companies, but Thy Custom Boxes stood out. Their attention to detail, fast turnaround, and quality materials are unmatched. Great experience overall.

    Joshua Bennett
    Joshua Bennett
    a week ago

    Ordering was simple, customer service was helpful, and the price was competitive. The boxes turned out exactly how I envisioned. I’ll be using Thy Custom Boxes again for sure.

    Megan Foster
    Megan Foster
    a week ago

    Every time I ship out a package, I get compliments on the box. Thy Custom Boxes helped turn my packaging into a marketing tool. Worth every penny.

    Tyler Simmons
    Tyler Simmons
    a week ago

    I needed packaging for a corporate event, and Thy Custom Boxes delivered on time and with amazing quality. Guests were impressed, and I’ll be ordering again next quarter.

    Learn More About Custom Poly Mailers

    At Thy Custom Boxes, we make it easy to elevate your Custom Mylar Bags packaging with low minimum order quantities starting at just 100 units. Our quick turnaround time of 8–10 business days ensures that your custom boxes arrive promptly—without compromising on quality. Whether you're a startup or an established brand, we provide complete design support to help you create eye-catching, functional packaging that reflects your identity. We take pride in offering personalized service from start to finish. Need a quote, help finalizing artwork, or guidance on material options? Our friendly team is available 24/7 to assist you every step of the way. Reach out to us anytime via live chat, email at sales@thycustomboxes.co.uk, or call +44 772 3345593. At Thy Custom Boxes, your satisfaction is our priority. Let us bring your Custom Mylar Bags packaging to life with speed, quality, and care.

    Frequently Asked Questions

    Getting a quote is simple! Just complete our online form with your requirements, and our team will quickly respond with a competitive quote.

    Our minimum order quantity for the Custom Poly Mailers is 100 units.

    The delivery period for these boxes typically spans 8 to 10 business days, although this timeframe may vary based on the order quantity.

    Yes, our packaging is entirely eco-friendly.

    We offer fully customizable boxes in shape, style, size, and color. You can choose from our wide add-ons to further customize the box.

    Order a Sample Kit

    "Get a Free Consultation and Order Your Sample Kit to Feel Confident in Choosing Thy Custom Boxes as Your Trusted Packaging Partner."