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11x13.5 inch 28PT Heavy-duty cardboard envelopes stay-flat Self-adhesive mailers
11x13.5 inch 28PT Heavy-duty cardboard envelopes stay-flat Self-adhesive mailers
11x13.5 inch 28PT Heavy-duty cardboard envelopes stay-flat Self-adhesive mailers
11x13.5 inch 28PT Heavy-duty cardboard envelopes stay-flat Self-adhesive mailers
11x13.5 inch 28PT Heavy-duty cardboard envelopes stay-flat Self-adhesive mailers
11x13.5 inch 28PT Heavy-duty cardboard envelopes stay-flat Self-adhesive mailers
11x13.5 inch 28PT Heavy-duty cardboard envelopes stay-flat Self-adhesive mailers
11x13.5 inch 28PT Heavy-duty cardboard envelopes stay-flat Self-adhesive mailers
11x13.5 inch 28PT Heavy-duty cardboard envelopes stay-flat Self-adhesive mailers
11x13.5 inch 28PT Heavy-duty cardboard envelopes stay-flat Self-adhesive mailers
11x13.5 inch 28PT Heavy-duty cardboard envelopes stay-flat Self-adhesive mailers
11x13.5 inch 28PT Heavy-duty cardboard envelopes stay-flat Self-adhesive mailers
11x13.5 inch 28PT Heavy-duty cardboard envelopes stay-flat Self-adhesive mailers
11x13.5 inch 28PT Heavy-duty cardboard envelopes stay-flat Self-adhesive mailers
11x13.5 inch 28PT Heavy-duty cardboard envelopes stay-flat Self-adhesive mailers
11x13.5 inch 28PT Heavy-duty cardboard envelopes stay-flat Self-adhesive mailers
11x13.5 inch 28PT Heavy-duty cardboard envelopes stay-flat Self-adhesive mailers
11x13.5 inch 28PT Heavy-duty cardboard envelopes stay-flat Self-adhesive mailers

11x13.5 inch 28PT Heavy-duty cardboard envelopes stay-flat Self-adhesive mailers

Stay flat mailers provide robust protection for flat or rigid items in transit, preserving their form and quality. Crafted from heavy-duty paperboard, these mailers prevent creasing or crushing of enclosed contents, and feature easy-to-use self-sealing flaps.

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    product details

    Ideal for shipping documents, photos, and artwork securely, these mailers come in diverse sizes with practical additions such as tear strips for effortless opening and reinforced corners for durability. A trusted choice for artists, photographers, educators, and businesses, stay-flat mailers ensure that valuable items reach their destination unscathed, making them a reliable shipping option.

    Parameters

    Item

    11x13.5 inch 28PT Heavy-duty cardboard envelopes stay-flat Self-adhesive mailers

    Size in Inch

    11x13.5+1.77

    Size in MM

    279x343+45MM

    Thickness

    28PT/550GSM

    Color

    White outside & Brown inside

    Material

    CCKB Coated Cardboard Kraft Back

    Finished

    Matte

    Inner Pack

    No

    Outer Pack

    100pcs/ctn

    MOQ

    10,000pcs

    Lead Time

    10 Days

    Samples

    Available

    PRODUCT INTRODUCTION

    Peel and sealbcs

    Stay Flat Rigid Mailers

    about product

    Introducing our stay flat mailers, the ultimate solution for ensuring the safe and secure delivery of your flat items without worrying about damage or creasing in transit. Tailored to protect documents, photos, certificates, and more, these mailers are designed to keep your valuable contents in pristine condition from sender to recipient.
    Rigid Mailers 02 (8)gwn

    Rigidity And Resistance

    about product

    Crafted from top-notch materials like robust cardboard and resilient corrugated board, stay flat mailers offer exceptional durability to shield your items from impacts and crushing forces during handling and transportation. Their rugged construction also provides enhanced resistance against moisture and dust, safeguarding your shipments from external elements.
    Rigid Mailers 02 (4)7rh

    Stay Flat Mailers

    about product

    A standout feature of stay flat mailers is their easy-to-use self-sealing closure system, which streamlines the packaging process and ensures a tight seal without the need for additional tapes or adhesives. This smart design not only saves time but also fortifies the security of your packages by reducing the risk of tampering.
    Rigid Mailers 02 (2)81g

    Specific Packaging

    about product

    With a variety of sizes and configurations available to accommodate different flat items, stay flat mailers offer versatility and customization options to meet your specific packing needs. Whether you're shipping out promotional materials, artwork, or legal documents, trust stay flat mailers to deliver a reliable, cost-effective, and efficient solution for protecting your flat items during shipping.

    FEATURES

    Absolutely! Here are the distinctive aspects of stay flat rigid mailers expressed in different terms

    Robust Composition

    The sturdy construction of stay flat rigid mailers, crafted from resilient materials such as durable corrugated cardboard or tough chipboard, provides exceptional strength and resistance against bending and compression during shipping.

    Flatness Assurance

    These mailers are engineered to preserve the pristine condition of enclosed documents or delicate items, maintaining a flat profile throughout transit to safeguard against any risk of folding or wrinkling.

    Versatile Sizing

    Stay flat rigid mailers are available in a variety of dimensions, catering to an extensive range of flat items including papers, photographs, artworks, and certificates, ensuring a secure fit and minimizing movement during delivery.

    Effortless Seal

    Many stay flat rigid mailers feature user-friendly self-sealing mechanisms, such as convenient peel-and-seal strips or adhesive flaps, streamlining the sealing process without the need for additional tape or adhesives.

    Enhanced Security

    Certain stay flat rigid mailers integrate tamper-evident elements like tear strips or perforations to bolster security measures, offering reassurance that the contents remain protected throughout the journey.

    Eco-friendly Design

    Comprised of recycled materials and fully recyclable, stay flat rigid mailers exemplify sustainable packaging solutions, appealing to environmentally conscious users seeking to minimize their ecological impact.

    Custom Branding Options

    These mailers can be easily personalized through printing, branding, or labeling, allowing businesses to elevate their professional identity and promote brand recognition with an effortless touch of customization.

    Cost-Effective

    Stay flat rigid mailers are a cost-effective packaging solution compared to traditional mailing options like boxes or padded envelopes, offering sturdy protection at a competitive price point.

    In summary, stay flat rigid mailers deliver unwavering reliability and cost-efficient performance for shipping flat items, ensuring their safe and secure arrival while upholding a commitment to sustainability.

    Application

    Poly mailers are versatile and practical packaging solutions that can be used in a wide range of situations where lightweight, durable, and cost-effective packaging is required.

    • 01

      E-commerce Businesses

      Online retailers often use poly mailers to ship clothing, accessories, small electronics, and other non-fragile items to customers. Poly mailers are lightweight, cost-effective, and provide adequate protection during transit.

    • 02

      Retail Stores

      Brick-and-mortar retail stores can also utilize poly mailers for shipping items to customers who make purchases remotely or for sending out promotional materials.

    • 03

      Small Businesses

      Small businesses that sell products online or need to send out promotional items can benefit from using poly mailers due to their affordability and customizable options.

    • 04

      Shipping and Logistics Companies

      Companies specializing in shipping and logistics can use poly mailers as an efficient and durable packaging solution for their clients' shipments.

    • 05

      Individual Sellers

      Individuals selling items through online marketplaces or conducting small-scale e-commerce operations can utilize poly mailers for shipping products to customers.

    • 06

      Manufacturers

      Manufacturers of non-fragile goods can use poly mailers for packaging and shipping bulk orders to distributors or retailers.

    • 07

      Events and Promotions

      Poly mailers can be used for sending event invitations, promotional merchandise, marketing materials, and giveaways.

    Overall, poly mailers are versatile and practical packaging solutions that can be used in a wide range of situations where lightweight, durable, and cost-effective packaging is required.