
Military Boxes
- MIL-SPEC weather resistant V3c & W5c boxes
- ASTM D5118 compliant for military shipping
- Custom dimensions tailored to exact needs
ASTM D5118
ASTM D4727
CSA Class Code A
30 x 30 x 6 flat corrugated boxes are shallow, wide-format containers built for shipping large flat items such as artwork, glass panels, signage, and electronic assemblies. Available in single or double wall corrugated board with Mullen or ECT strength ratings, they minimize dimensional weight while protecting oversized, low-profile shipments during transit and storage.









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These shallow, wide-format boxes are ideal for shipping flat or low-profile items such as artwork, framed glass, signage, electronic panels, and printed materials. Their broad footprint and shallow depth prevent shifting during transit while protecting contents from crushing and edge damage.
Talk to our experts for custom solutions and tailored guidance.

Flat corrugated boxes protect large, thin retail goods like framed prints and electronics during parcel fulfillment.

Shallow flat boxes safely transport mirrors, artwork, and framed items during residential or commercial moves.

Used to transport flat panels, sheet materials, and components between manufacturing and distribution facilities.

Weatherized flat corrugate meets ASTM specs for shipping regulated flat equipment and document panels.
Talk to our experts for custom solutions and tailored guidance.
Access one of the largest corrugated inventories available, including hard-to-find flat, oversized, and specialty box configurations.
Specialized in ASTM D5118 and D4727 compliant weatherized corrugate trusted for defense, aerospace, and regulated shipments.
Short and long production runs with 7-10 day turnaround for custom-sized flat boxes built to your exact dimensions.
Tell us your quantity and specs, and our packaging specialists will follow up with pricing, stock availability, and lead times.
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