E-commerce brands shipping fashion, cosmetics, and lightweight merchandise need professional packaging that protects products and builds brand perception. These 12 x 15 1/2" black poly mailers combine durable 2.5 mil polyethylene construction with eye-catching colored exteriors, making them ideal for brands that want secure transit protection paired with premium unboxing presentation.
Best For
How to Choose the Right Packaging
Specs at a Glance
| Material | 2.5 Mil Polyethylene |
| Dimensions | 15 1/2" x 12" |
| Color | Black Exterior / Silver Interior Lining |
| Closing Type | Self-Seal Adhesive Strip |
| Recyclable | Yes |
Common Use Cases
- E-commerce apparel and fashion shipping Cosmetics and beauty product packaging Subscription box and sample mailers Direct-to-consumer branded unboxing experiences High-volume fulfillment with tamper-evident requirements
What You'll Receive
- 100 black poly mailers per case (12 x 15 1/2") Pre-applied self-seal adhesive strip
Shipping & Packaging
Frequently Bought Together
Bundle & Save 5%Frequently Asked Questions
Yes. The outer black polyethylene surface has excellent adhesion for labels, stamps, thermal printing, and custom ink applications, allowing you to add tracking numbers, return addresses, or brand logos without quality loss.
Absolutely. The 2.5 mil polyethylene construction provides comprehensive water and moisture protection during shipping and storage, safeguarding contents from humidity, rain, and ground transport conditions.
Yes. High-strength seams are engineered to withstand overpacking and rough handling while resisting punctures and tears, making these mailers suitable for densely packed shipments without compromising seal integrity.
The self-seal adhesive strip is tamper-evident and fully reliable for standard shipments. Simply peel and press to activate, no tape required. For maximum security on high-value items, additional tape can be applied if desired.
Technical Specifications
| Material | 2.5 Mil Polyethylene |
| Dimensions | 15 1/2" x 12" |
| Color | Black Exterior / Silver Interior Lining |
| Closing Type | Self-Seal Adhesive Strip |
| Recyclable | Yes |
| Color | Black |
| Strength / Material | 2.5 Mil Polyethylene |
| Dimensions (Internal) | 12"" × 15 1/2"" (L × W × H) |
Product Downloads
Shipping Information
Outer Carton Dimensions
13.5" × 10.0" × 1.75" (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
We aim to show product specs, case quantities, and availability clearly. Contact support if an item does not match the listed product details.
Buyer guides
Pick the right material, size, and gauge before you order.