White Square Mailing Tubes
Square tubes will not roll around which makes them easier to pack and ship than traditional round mailing tubes.
- These one-piece tubes ship flat to save space.
- Tubes fold together fast without tape or glue.
- Constructed from ECT-32-B, white corrugated.
Stock Number | Inside Dimensions W x D x L | Bundle/ Bale | 50 | 100 | 300 | 500 | 1M+ | Add to Cart |
|---|---|---|---|---|---|---|---|---|
| M2225 | 2 x 2 x 25" | 50/1400 | $1.40 | $1.33 | $1.25 | $1.17 | $1.09 | |
| M2237 | 2 x 2 x 37" | 50/1400 | 2.54 | 2.40 | 2.25 | 2.11 | 1.97 | |
| M3312 | 3 x 3 x 12" | 25/1600 | 1.28 | 1.21 | 1.14 | 1.07 | 0.99 | |
| M3318 | 3 x 3 x 18" | 25/1600 | 1.40 | 1.33 | 1.25 | 1.17 | 1.09 | |
| M3325 | 3 x 3 x 25" | 25/800 | 1.93 | 1.82 | 1.71 | 1.61 | 1.50 | |
| M3330 | 3 x 3 x 30" | 25/800 | 2.07 | 1.96 | 1.84 | 1.73 | 1.61 | |
| M3337 | 3 x 3 x 37" | 25/800 | 2.50 | 2.36 | 2.22 | 2.08 | 1.95 | |
| M3343 | 3 x 3 x 43" | 25/500 | 4.19 | 3.96 | 3.73 | 3.49 | 3.26 | |
| M3348 | 3 x 3 x 48" | 25/800 | 5.22 | 4.93 | 4.64 | 4.35 | 4.06 | |
| M4425 | 4 x 4 x 25" | 50/800 | 3.60 | 3.40 | 3.20 | 3.00 | 2.80 | |
| M4437 | 4 x 4 x 37" | 50/700 | 4.41 | 4.17 | 3.92 | 3.68 | 3.43 | |
| M5512 | 5 x 5 x 12" | 25/500 | 2.98 | 2.81 | 2.65 | 2.48 | 2.32 | |
| M5518 | 5 x 5 x 18" | 25/800 | 4.36 | 4.12 | 3.87 | 3.63 | 3.39 | |
| M5525 | 5 x 5 x 25" | 25/500 | 4.66 | 4.40 | 4.14 | 3.88 | 3.62 | |
| M5530 | 5 x 5 x 30" | 25/800 | 5.22 | 4.93 | 4.64 | 4.35 | 4.06 | |
| M5537 | 5 x 5 x 37" | 25/800 | 5.58 | 5.27 | 4.96 | 4.65 | 4.34 | |
| M5543 | 5 x 5 x 43" | 25/500 | 6.50 | 6.14 | 5.78 | 5.42 | 5.06 | |
| M5548 | 5 x 5 x 48" | 25/800 | 7.58 | 7.15 | 6.73 | 6.31 | 5.89 |
Copyright © 2026 Colorado Industrial Packaging. All rights reserved.
We use cookies to provide essential site functionality for the shopping cart, login, and security. We also use third-party cookies for analytics and advertising, which require your consent. You can accept all cookies, customize your preferences, or reject non-essential cookies. See our privacy policy for more details.