What we're made of
100% recycled kraft corrugated, cut in California. Every box is made to your exact dimensions — no off-the-shelf sizes.
Edge Crush Test (ECT)
32 ECTStandard
Our everyday box. Handles light-to-medium loads — retail, e-commerce, general shipping. Lighter and compact for easy storage.
Up to ~65 lbs44 ECTHeavy-duty
Extra wall crush resistance for heavier items, stacking, and rougher transit. Same recycled kraft, significantly more rigid.
Up to ~95 lbsWall Construction
Single-wallStandard
One fluted layer between two liners. The industry standard for most shipping applications. Available in both 32 and 44 ECT.
Double-wallSpecial order
Two fluted layers for maximum rigidity and crush protection. Ideal for heavy industrial goods, fragile items, or long-distance freight. Not stocked — we produce double-wall runs on request.
Request double-wall