30x40x3.5" ECT-32 Mirror Boxes - 4-Piece Flat Cartons Bundle size comparison note
Use this Packrift reference when comparing SKU 30404PCMC with similar packaging sizes. It documents the dimension fields to compare without claiming any specific substitute is approved.
Compare fields
- Current Packrift SKU: 30404PCMC
- Current listed dimensions: 30 x 40 x 3.5 in
- Family: corrugated boxes
- Current volume benchmark: about 4,200 cubic inches.
- Compare material, strength, closure, pack count, and actual usage before approval.
Compare against
- The current approved item
- A nearby size in the same packaging family
- Any supplier-proposed substitute
Reject a comparison when
- Material, board strength, adhesive, or closure is different.
- Usable dimensions are unclear.
- The pack station has not tested the alternate size.
Canonical product source
This reference links back to Packrift for the authoritative product page, current availability, and purchase path.
https://packrift.com/products/30x40x3-5-ect-32-mirror-boxes-4-piece-flat-cartons-bundle