E-commerce brands shipping documents, photos, and flat merchandise need reliable protection without bulk. The 12 3/4" x 15" Kraft Self-Seal Stayflats Plus® Mailers deliver professional presentation with.028 chipboard construction, keeping contents rigid and damage-free while maintaining lightweight postage efficiency.
Best For
How to Choose the Right Packaging
Specs at a Glance
| Material | .028 Kraft Chipboard |
| Dimensions | 15" x 12 3/4" |
| Closure Type | Peel-and-Seal with Pull Tab Tear Strip |
| Quantity per Case | 100 Mailers |
| Recyclable | Yes |
Common Use Cases
- Photography prints and portfolios Document and certificate shipping E-commerce apparel and flat goods Marketing materials and samples Artwork and poster protection
What You'll Receive
- 100 Self-Seal Kraft Stayflats Plus® Mailers (15" x 12 3/4") Integrated peel-and-seal closure with tear strip
Shipping & Packaging
Frequently Bought Together
Bundle & Save 5%Frequently Asked Questions
No. The.028 kraft chipboard provides sufficient rigidity for most flat items including documents, photos, and lightweight merchandise without additional stiffeners or inserts.
The peel-and-seal adhesive creates a strong, tamper-evident closure that resists accidental opening during transit. The integrated tear strip allows recipients to open cleanly without tools.
Yes. Their lightweight construction significantly lowers postage expenses compared to padded or thicker alternatives, while the dimensional structure qualifies them for postal flat-rate discounts in many cases.
Absolutely. The clean kraft design conveys professional quality and can be branded with custom printing. The rigid chipboard prevents creases and damage, protecting your brand reputation through delivery.
Technical Specifications
| Material | .028 Kraft Chipboard |
| Dimensions | 15" x 12 3/4" |
| Closure Type | Peel-and-Seal with Pull Tab Tear Strip |
| Quantity per Case | 100 Mailers |
| Recyclable | Yes |
| Color | Kraft |
| Strength / Material | .028 Chipboard |
| Dimensions (Internal) | 12 3/4"" × 15"" (L × W × H) |
Product Downloads
Shipping Information
Outer Carton Dimensions
18.0" × 13.0" × 10.0" (L × W × D)
Unit of Measure
CASE
Qty Per Shipping Unit
100 PER CASE
LTL Freight Class
Class 60
Carrier Eligibility
UPS Ground & Freight Eligible
TRUST & RELIABILITY
Product Support
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Buyer guides
Pick the right material, size, and gauge before you order.