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
Specs at a Glance
| Material | 24 lb. Woven Paper |
| Brightness Rating | 84 Super White |
| Closure Type | Peel & Seal Strip |
| Quantity Per Case | 2,500 Envelopes |
| 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 2500. Check the current product page for variant details, price, availability, and pack count before checkout.
Shipping & Packaging
Frequently Asked Questions
Use #10 Self-Seal Security Envelopes 9.5x4.125" 24lb White, 2500/Case when your item or workflow matches small shipments where the item fits the listed usable mailer size and does not require a carton. Check the live product page against your needs before ordering.
Confirm usable size, material, cushioning, closure, and case quantity. This listing is summarized by size: 9.5 x 4.125 in; material: paper; quantity: case of 2500. Use the current SKU, variant, price, availability, and delivery options shown on the product page.
Yes. For larger quantities, mixed-SKU orders, or recurring supply, send Packrift the product link or SKU, quantity, delivery ZIP code, receiving notes, and timing.
Delivery options and timing are shown at checkout based on the item, quantity, warehouse, and destination. For larger, freight-sensitive, or mixed-SKU orders, send the SKU or product link, quantity, delivery ZIP code, receiving notes, and timing to support@packrift.com before placing the order.
Technical Specifications
| Brightness Rating | 84 Super White |
| Closure Type | Peel & Seal Strip |
| Quantity Per Case | 2,500 Envelopes |
| Recyclable | Yes |
| Color | White |
| Strength / Material | 24 lb. Woven Paper |
| Dimensions (Internal) | 9 1/2" × 4.125" (L × W × H) |
Shipping Information
Outer Carton Dimensions
9 1/2" × 4.125" (L × W × H)
Unit of Measure
CASE
Qty Per Shipping Unit
2500 PER CASE
LTL Freight Class
Class 78
Delivery Method
Shown at checkout
Processing and delivery timelines vary by product, warehouse, order size, and destination. Freight-sensitive or oversized items may require LTL delivery or a custom quote before shipment.
Checkout shows available shipping options for the selected SKU and quantity. Use the shipping and refund policy links for current policy details before ordering.
For larger, recurring, freight-sensitive, or mixed-SKU orders, send the SKU or product link, quantity, delivery ZIP code, receiving notes, and timing to support@packrift.com.
ORDER SUPPORT
Product Support
Specs, case quantities, and availability are listed on each product page. For bulk, mixed-SKU, or LTL freight orders, email support@packrift.com with the SKU, quantity, and delivery ZIP.
Use product support for fit, larger or recurring order, return, or order-issue questions. When price and Add to Cart are shown, checkout remains the direct ordering path.
Need a sample, fit check, or substitution review? Contact product support with the SKU, selected option, order quantity, and use case. Support will confirm the available path for that item.
Contact product supportBuyer guides
Buying notes and spec resources stay here instead of taking space above the cart.
Use this product as the source
#10 Self-Seal Security Envelopes 9.5x4.125" 24lb White, 2500/Case
Related products
Shop mailers and envelopes
Compare resources using the current product page data: SKU EN1115 , type Envelopes & Mailers , sold-as unit CASE / pack count 2500 PER CASE . Confirm the product page price, availability, and selected variant before ordering.
Compare usable size, padding, material, closure, and case quantity.
Product support Compare mailer vs boxUse this guide when item thickness or edge protection affects fit.
Confirm this spec
Confirm size, material, fit, sold-as quantity, SKU, price, availability, and checkout delivery before ordering.
- SKU
- EN1115
- Summary
- Compare Packrift SKU EN1115: size 9 1/2 x 4 1/8, white, white color, 2500 pack. See verified specs, price, availability, reorder path, and bulk quote route.
- Material
- 24 lb. Woven Paper
- Brightness Rating
- 84 Super White
- Closure Type
- Peel & Seal Strip
Use product support if the case quantity, material, or workflow fit needs review before a repeat order.