Good fit for products that match the listed inside dimensions, box style, board strength when shown, and bundle quantity. Confirm inside dimensions, board strength if listed, box style, assembled fit, and how much void fill or protection the item needs.

Best For
How to choose
Specs at a Glance
| Material | ECT-32 Single Wall Kraft Corrugated |
| Dimensions | 4" W √ó 4" D √ó 38" H |
| Quantity Per Bundle | 25 Boxes (Flat) |
| Design | End-Load, One-Piece Construction |
| Recyclable | Yes |
Common Use Cases
- Packing ecommerce orders, replenishment shipments, parts, office supplies, or warehouse transfers.
- Comparing box sizes for product fit, storage space, parcel cost, and reorder quantity.
- 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 Bundle of 25. Check the current product page for variant details, price, availability, and pack count before checkout.
Shipping & Packaging
Frequently Asked Questions
ECT (Edge Crush Test) 32 indicates the box can withstand 32 lbs of force per linear inch, ideal for single-wall applications where moderate stacking and handling are expected. This rating balances durability with cost-efficiency for mid-weight tall items, reducing packaging spend without sacrificing product protection.
Yes. ECT-32 single-wall construction supports multiple-tier stacking in warehouse environments. Stack height and weight distribution depend on your specific products; contact our packaging experts for load-testing recommendations based on your SKU weight.
These corrugated boxes offer cushioning, easier labeling, and better dimensional weight performance on parcel carriers. Unlike tubes, they provide full product enclosure, reduce void-fill material needs, and enable faster automation in fulfillment centers.
Packrift offers tiered pricing on case quantities and full-pallet orders (typically 45-50 bundles). Contact our B2B sales team for custom quotes, freight consolidation options, and expedited shipping rates based on your monthly volume projections.
Technical Specifications
| Quantity Per Bundle | 25 Boxes (Flat) |
| Design | End-Load, One-Piece Construction |
| Recyclable | Yes |
| Color | Kraft |
| Strength / Material | ECT-32 Single Wall Corrugated |
| Dimensions (Internal) | 4" × 4" × 38" (L × W × H) |
Shipping Information
Outer Carton Dimensions
4" × 4" × 38" (L × W × H)
Unit of Measure
BUNDLE
Qty Per Shipping Unit
25 PER BUNDLE
LTL Freight Class
Class 125
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
4x4x38 ECT-32 Kraft Corrugated Boxes - Tall Shipping Solution, Bundle of 25
Related products
Shop corrugated boxes
Compare resources using the current product page data: SKU 4438 , type Boxes - Corrugated , sold-as unit BUNDLE / pack count 25 PER BUNDLE . Confirm the product page price, availability, and selected variant before ordering.
Compare inside dimensions, board grade, style, and bundle quantity.
Product support Use the box size calculatorUse this tool when item size, void fill, or storage space affects the carton.



