4 x 4 x 6 Corrugated Boxes

- Ideal for packing, shipping, and storing products
- Easy to set up, load, and close
- Flat shipping for cost savings
- Available in bundles of 25, weighing 1800 lbs. per bundle
- Dimensions: 4 3/8 x 4 3/8 x 6 5/8 (+/- 1/8)
- Recommended by FedEx and UPS for dimensional weight of 1 lb
- Made of 200# kraft test boxes, with C flute except for certain sizes
- All boxes open along the length (first dimension) and have glued seams
- Meets ASTM D5118 specifications
- 200# Test has 60% stronger bursting strength and is recommended for shipping up to 40 lbs by UPS
- 32 ECT is recommended by UPS for shipping up to 30 lbs and refers to stacking strength
- Box strength guidelines:
- 32 ECT Single Wall: 65 lbs maximum weight per box
- 200# Single Wall: 65 lbs maximum weight per box
- 275# Single Wall: 95 lbs maximum weight per box
- 350# Single Wall: 120 lbs maximum weight per box
- 200# Double Wall: 80 lbs maximum weight per box
- 275# Double Wall: 100 lbs maximum weight per box
- 350# Double Wall: 120 lbs maximum weight per box
- 500# Double Wall: 160 lbs maximum weight per box