12x12x18 Shipping Boxes — Bulk Case Packs
12x12x18 Shipping Boxes — Bulk Case Packs
12x12x18 shipping boxes in bulk case packs (25+ per case) — the right tier when you ship daily and want per-unit pricing down.
Quick facts
| In-stock SKUs | 7 |
|---|---|
| Total options | 7 |
| Price from | $34.90 |
| Price to | $164.13 |
| Average price | $60.78 |
| Materials | corrugated, kraft, white, foil, aluminum, bubble |
| Strengths | ECT-32, ECT-44 |
| Pack quantities | 25 |
In-stock options
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12x12x18 Multi-Depth Corrugated Box ECT-32 Kraft - Adjustable - Bundle of 25
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18x12x12 ECT-32 Multi-Depth Corrugated Boxes - Adjustable Kraft Cartons, Bundle of 25
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18x12x12 ECT-32 White Corrugated Boxes - 25 Pack Bundle
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18x12x12 ECT-44 Heavy-Duty Kraft Corrugated Boxes - Bundle of 25
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18x12x12 ECT-32 Kraft Corrugated Boxes - Bundle of 25
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12x12x18 ECT-32 Kraft Corrugated Boxes - Bulk Bundle of 25
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18x12x12 Insulated Box Liners - Aluminum Foil Bubble, Case of 25
When to use
- Shipping rigid goods that fit 12x12x18__bulk inches (L x W x H).
- Orders where dimensional weight matters — this size avoids wasted cube.
- Bulk case packs for 3PLs, Amazon FBM, and DTC fulfillment lines.
When not to use
- Goods significantly smaller than 12x12x18__bulk — you pay for wasted void.
- Items over 50 lb — step up to ECT-44 or ECT-48 double-wall.
Frequently asked
When should I use 12x12x18 bulk boxes?
12x12x18 shipping boxes in bulk case packs (25+ per case) — the right tier when you ship daily and want per-unit pricing down.
Are these in stock and ready to ship?
Yes — 7 in-stock SKUs. Live inventory and case-pack pricing are on each listing.
Can I also see other box variants at this size?
Yes — see the full [/12x12x18-boxes](/factory/exact_size_box/12x12x18-boxes) page for every 12x12x18 option regardless of material or strength.