Good fit for small shipments where the item fits the listed usable mailer size and does not require a carton. Confirm usable size, closure style, cushioning, and whether the item needs a rigid box instead.
Best For
How to Choose the Right Packaging
Specs at a Glance
| Material | 2.5 Mil Polyethylene |
| Dimensions | 9" W x 12" H |
| Closure Type | Self-Seal with Double Perforations |
| Case Quantity | 500 Mailers per Case |
| Recyclable | Yes |
Common Use Cases
- Shipping small ecommerce orders, samples, apparel, parts, or documents that fit the listed mailer size.
- Reordering mailers by size, material, closure, and case quantity for packing stations.
- Reordering by exact product link, SKU, or sold-as quantity.
- Adding the item to a mixed-SKU or recurring supply request when quantity, delivery ZIP code, or timing matters.
What You'll Receive
- This listing is sold as Case of 500. Check the current product page for variant details, price, availability, and pack count before checkout.
Shipping & Packaging
Frequently Bought Together
Related suppliesFrequently Asked Questions
Yes. The self-seal adhesive is engineered for reliable closure during transit and handling. Simply align the edges and press firmly. The double perforation allows recipients to open easily without damaging contents.
Absolutely. The transparent polyethylene front provides excellent visibility of your product, reducing customer hesitation and return rates by allowing them to verify contents before purchase arrival.
Yes. The 2.5 mil polyethylene construction offers strong water and weather resistance, protecting your shipments during transit in various conditions while maintaining the product's visibility.
Each case contains 500 mailers. For an e-commerce brand shipping 500-1000 units monthly, we recommend starting with 1-2 cases and adjusting based on growth. Bulk purchasing offers significant per-unit savings.
Technical Specifications
| Closure Type | Self-Seal with Double Perforations |
| Case Quantity | 500 Mailers per Case |
| Recyclable | Yes |
| Color | Clear/White |
| Strength / Material | 2.5 Mil Polyethylene |
| Dimensions (Internal) | 9"" × 12"" (L × W × H) |
Product Downloads
Shipping Information
Outer Carton Dimensions
18.5" × 11.0" × 3.5" (L × W × D)
Unit of Measure
CASE
Qty Per Shipping Unit
500 PER CASE
LTL Freight Class
Class 60
Delivery Method
Shown at checkout
ORDER SUPPORT
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.
Related products
Shop mailers and envelopes
Compare usable size, padding, material, closure, and case quantity.
Buying route Compare mailer vs boxUse this guide when item thickness or edge protection affects fit.
Corrugated Box Buying Guide
How to pick Single, Double, or Triple wall for your weight and stack requirements.
Read Guide →How to Measure for Shipping
Measure inside and outside dimensions before choosing shipping supplies or estimating DIM-weight costs.
Read Guide →