Skip to navigation Skip to content
Your Cart
Logo with three red horizontal bars on the left, followed by the text Material Handling USA in bold white letters on a dark background.
  • My Account
  • Help Center
$0.00 0
  • Contact Us
  • Products
    • Automotive
    • Evidence Storage
    • Guard Booths
    • Laboratory
    • Pallet Rack
    • Mezzanines
    • Mobile Shelving
    • Modular Buildings
    • Security Cages
    • Shelving Solutions
    • Shipping Supplies
    • Warehouse Solutions
    • Vidir
  • Shop Online Products
  • Design Services
    • Automotive Parts Room Design
    • Evidence Storage Room Design
    • Guard Shack Design
    • Server Cages Design
    • Medical Lab Design
    • Hospital Stockroom Design
    • In Plant Office Design
    • Laboratory Design
    • Locker Room Design
    • Museum Design
    • Pallet Rack Design
    • Readiness Center Storage Design
    • Retail Stockroom Design
    • Stockroom Design
    • Tenant Locker Design
    • Warehouse Design
  • Business Type
    • Data Centers
    • Education
    • Food Service
    • Government
    • Healthcare
    • Laboratories
    • Law Enforcement
    • Manufacturing
    • Office
    • Property Management
    • Warehouse
  • Resources
    • Brochures
    • Photo Gallery
    • Specifications
    • AIA Presentations
    • Case Studies
  • What’s New
  • Contact Us
  • Products
    • Automotive
    • Evidence Storage
    • Guard Booths
    • Laboratory
    • Pallet Rack
    • Mezzanines
    • Mobile Shelving
    • Modular Buildings
    • Security Cages
    • Shelving Solutions
    • Shipping Supplies
    • Warehouse Solutions
    • Vidir
  • Shop Online Products
  • Design Services
    • Automotive Parts Room Design
    • Evidence Storage Room Design
    • Guard Shack Design
    • Server Cages Design
    • Medical Lab Design
    • Hospital Stockroom Design
    • In Plant Office Design
    • Laboratory Design
    • Locker Room Design
    • Museum Design
    • Pallet Rack Design
    • Readiness Center Storage Design
    • Retail Stockroom Design
    • Stockroom Design
    • Tenant Locker Design
    • Warehouse Design
  • Business Type
    • Data Centers
    • Education
    • Food Service
    • Government
    • Healthcare
    • Laboratories
    • Law Enforcement
    • Manufacturing
    • Office
    • Property Management
    • Warehouse
  • Resources
    • Brochures
    • Photo Gallery
    • Specifications
    • AIA Presentations
    • Case Studies
  • What’s New
$0.00 0

Kraft Self-Seal Flat Mailers

Secure Self-Seal Kraft Stayflats

Home » Shop » Shipping Supplies » Envelopes & Mailers » Flat Mailers » Kraft Self-Seal Flat Mailers

Showing all 11 results

  • The 11 x 13 1/2 Kraft Self-Seal Stayflats Plus® Mailer is a rectangular, sturdy paper envelope with a peel-and-seal closure, ideal for mailing documents. Its available in packs of 100 per case and features a visible flap and sealing strip from the front.

    Available On Subscription, Kraft Self-Seal Flat Mailers, ZZPB

    11 x 13 1/2″ Kraft Self-Seal Stayflats Plus® Mailers (100/Case)
    $65.45 Add to cart
  • A 12 3/4 x 15 Kraft Self-Seal Stayflats Plus® Mailer with a peel-and-seal closure and a plain, smooth surface is perfect for securely mailing documents or items. Available in cases of 100.

    Available On Subscription, Kraft Self-Seal Flat Mailers, ZZPB

    12 3/4 x 15″ Kraft Self-Seal Stayflats Plus® Mailers (100/Case)
    $74.96 Add to cart
  • A 13 x 18 Kraft Self-Seal Stayflats Plus® mailer from a 100/case set, with a smooth texture and peel-and-seal flap, is displayed against a white background, showcasing its plain brown color and visible fold lines.

    Available On Subscription, Kraft Self-Seal Flat Mailers, ZZPB

    13 x 18″ Kraft Self-Seal Stayflats Plus® Mailers (100/Case)
    $86.38 Add to cart
  • A brown kraft envelope from the 17 x 21 Kraft Self-Seal Stayflats Plus® Mailers (100/Case), features a self-adhesive strip, ideal for documents or flat items. Its surface includes faint creases for easy folding.

    Available On Subscription, Kraft Self-Seal Flat Mailers, ZZPB

    17 x 21″ Kraft Self-Seal Stayflats Plus® Mailers (100/Case)
    $125.38 Add to cart
  • A plain light brown envelope, resembling the 18 x 24 Kraft Self-Seal Stayflats Plus® Mailers (50/Case), is depicted against a white background with a flap on top, suggesting it is closed and possibly sealed.

    Available On Subscription, Kraft Self-Seal Flat Mailers, ZZPB

    18 x 24″ Kraft Self-Seal Stayflats Plus® Mailers (50/Case)
    $91.77 Add to cart
  • The 20 x 27 Kraft Self-Seal Stayflats Plus® Mailers (50/Case) are perfect for mailing or storage, with a smooth brown kraft paper design and a central seam. Each mailer features a convenient self-seal flap for secure closing.

    Available On Subscription, Kraft Self-Seal Flat Mailers, ZZPB

    20 x 27″ Kraft Self-Seal Stayflats Plus® Mailers (50/Case)
    $117.27 Add to cart
  • A 6 x 6 Kraft Self-Seal Stayflats Plus® Mailer in brown, featuring a peel-and-seal strip on top, is displayed vertically to highlight its rectangular shape and simple design.

    Available On Subscription, Kraft Self-Seal Flat Mailers, ZZPB

    6 x 6″ Kraft Self-Seal Stayflats Plus® Mailers (200/Case)
    $58.18 Add to cart
  • The rectangular 6 x 8 Kraft Self-Seal Stayflats Plus® Mailer features a straight flap with visible adhesive, displayed flat to show its textured surface. Each case includes 100 mailers, ensuring youll always have one ready.

    Available On Subscription, Kraft Self-Seal Flat Mailers, ZZPB

    6 x 8″ Kraft Self-Seal Stayflats Plus® Mailers (100/Case)
    $36.40 Add to cart
  • The 7 x 9 Kraft Self-Seal Stayflats Plus® Mailer case includes 100 brown, sturdy envelopes with a peel-and-seal closure flap at the top, showcasing their front side upright.

    Available On Subscription, Kraft Self-Seal Flat Mailers, ZZPB

    7 x 9″ Kraft Self-Seal Stayflats Plus® Mailers (100/Case)
    $49.80 Add to cart
  • A brown Kraft Self-Seal Stayflats Plus® Mailer (9 3/4 x 12 1/4) features a peel-and-seal strip and reinforced edges for mailing. It lies unaddressed on a white background. Available in cases of 100.

    Available On Subscription, Kraft Self-Seal Flat Mailers, ZZPB

    9 3/4 x 12 1/4″ Kraft Self-Seal Stayflats Plus® Mailers (100/Case)
    $56.00 Add to cart
  • A brown kraft paper envelope from the 9 x 11 1/2 Kraft Self-Seal Stayflats Plus® Mailers (100/Case) with a peel-and-seal closure is displayed against a plain white background, ideal for documents.

    Available On Subscription, Kraft Self-Seal Flat Mailers, ZZPB

    9 x 11 1/2″ Kraft Self-Seal Stayflats Plus® Mailers (100/Case)
    $54.13 Add to cart

Showing all 11 results

Filter by price
Price: —

Most Popular Shipping Supplies

MH USA Bags - Poly

Bags
- Poly

Three stacked cardboard boxes with MH USA shipping labels and handling symbols, including fragile and keep dry icons, on a gray background.

Boxes
- Corrugated

MH USA Boxes - Mailers​

Boxes
- Mailers

MH USA Bubble, Foam & Cushioning

Bubble, Foam & Cushioning

MH USA Edge Protectors

Edge
Protectors

MH USA Envelopes & Mailers​

Envelopes
& Mailers

Brands we offer

We pick the very best so you can be assured of the quality. 

3M Logo
ACDI-Energy-Services Logo
Aurora Storage Products Logo
BASC Images Mfg Logo
Borroughs Logo
Camrack Logo
Charnstrom Logo
colorflex Logo
Cotterman Logo
Dahle North America Logo
Dasco Storage Solutions Logo
DC Locker Inc
Eagle Group Logo
EffiMat Storage Technology Logo
EQUIPTO
E-Systems Group
Little Giant Ladder Logo
Metalware Corp
Metro Logo
Modular_Millwork Logo
Newcastle_Systems
Panel_Built Logo
Pegasus_Medical_Concepts Logo
Ridg_U_Rak Logo
Smead_Custom Logo
Smead logo
The_Folder_Factory Logo
Vestil Logo
Shure Manufacturing Corp Logo
SpaceGuard Logo
Star Filing Logo
Summit Steel Manufacturing Inc Logo
Storeganizer Logo
SupplyPoint Logo
Tennsco Corp
Wanzl

New Hot Reads

A large blue and orange metal shelving unit with three adjustable grey perforated shelves, one shelf partially pulled out, shown on a white background.

Roll Out Pallet Rack- Rack Mounted

January 9, 2026 No Comments
White heavy-duty crowd control barriers labeled Stadium Swim form a winding queue on a shiny, polished floor inside a spacious indoor area.

PRIME HD RETRACTA-BELT® Stanchions

The Visiontron PRIME HD RETRACTA-BELT® offers durable, outdoor-ready crowd control. Featuring a weatherproof base and a 10′ locking belt, these

August 27, 2025 No Comments
A large, modern industrial building with solar panels on the roof showcases sustainable warehouse design and is surrounded by trees. Wind turbines are visible in the distance under a sunny, blue sky with scattered clouds.

The Green Warehouse: Sustainable Design for Efficiency & Savings

Design an eco-efficient warehouse that reduces energy costs, minimizes environmental impact, and enhances your brand. Our sustainable designs deliver measurable

August 25, 2025 No Comments
A spacious warehouse with a blue steel roof, large windows, and skylights serves as a hub for assembling prefabricated modular units—ideal for rapid deployment warehouse needs or scalable warehouse facilities.

Modular Warehouse Design: Agility for Changing Demands

Deploy flexible, scalable, and rapidly-built modular warehouse facilities. Ideal for seasonal peaks, temporary projects, or agile expansion. Design your operations

August 25, 2025 No Comments
Get In Touch with Our Experts Today!

For more information and personalized assistance from our in-house representatives, feel free to reach out to us. Whether you have questions or need a callback, we’re here to help! Simply email us at Sales@MH-USA.com or use our convenient “Contact Us” form to get started. You can also give us a call at 1-800-326-4403.

Online Store
My Account
Register
My Orders
Check Out
Terms and Conditions
Privacy Policy
Products
Pallet Rack
Shelving
Shipping Supplies
Security Cages
Mezzanines
Modular Buildings
Smart Lockers
PRODUCT DESIGN SERVICES
Warehouse Design
Pallet Rack Design
Laboratory Design
Stockroom Design
Tenant Locker Design
Pallet Rack Permitting
Retail Stockroom Design
Hospital Stockroom Design
Evidence Storage Room Design
Business Type
Data Centers
Education
Food Service
Government
Healthcare
Laboratories
Law Enforcement
Manufacturing
Mining and Gas
Office
Property Management
Warehouse
Resources
Brochures
Photo Gallery
Specifications
AIA Presentations
CONTACT US

Call Us
Contact Us
Send Us A Message
About Us
Blogs
Career

MATERIAL HANDLING USA
800-326-4403
Sales@MH-USA.com
222 S. Main St.
5th Floor
Salt Lake City, UT 84101
Facebook Youtube Linkedin X-twitter
Logos of various payment methods displayed in a row: Affirm, Amazon Pay, Discover, American Express, Visa, MasterCard, Google Pay, Apple Pay, and Klarna, each in distinct colors and styles.