4 x 4 x 5 Corrugated Boxes

- Ideal for packing, shipping, and storing products
- Easy to set up, load, and close
- Shipped flat for cost-effective freight
- Available in bundles of 25 or 2500 lbs per bundle
- Dimensions: 4 3/8 x 4 3/8 x 5 5/8 (+/- 1/8)
- Suitable for all FedEx and UPS dimensional weight requirements
- Made with strong 200# kraft test material, except for select sizes which are made with B flute
- All boxes open along the length for easy access
- Glued seams for added durability
- Meets ASTM D5118 specifications
- 200# test boxes recommended for shipping up to 40 lbs, while 32 ECT boxes are recommended for up to 30 lbs
- Pound test refers to bursting strength, while ECT refers to stacking strength
- Box strength guidelines: 32 ECT single wall can hold up to 30 lbs, 200# single wall can hold up to 40 lbs, 275# single wall can hold up to 65 lbs, 350# single wall can hold up to 80 lbs, 200# double wall can hold up to 60 lbs, 275# double wall can hold up to 80 lbs, 350# double wall can hold up to 100 lbs, 500# double wall can hold up to 140 lbs